{
  "tableNumber": "0003",
  "id": "v2-0003",
  "name": "Event",
  "title": "event",
  "description": "HL7-defined code system of concepts specifying the trigger event for Version 2.x interface messages.  Used in HL7 Version 2.x messaging in the MSH segment.",
  "url": "http://terminology.hl7.org/CodeSystem/v2-0003",
  "concepts": [
    {
      "code": "X01",
      "display": "PEX - Product experience"
    },
    {
      "code": "A01",
      "display": "ADT/ACK - Admit/visit notification"
    },
    {
      "code": "A02",
      "display": "ADT/ACK - Transfer a patient"
    },
    {
      "code": "A03",
      "display": "ADT/ACK -  Discharge/end visit"
    },
    {
      "code": "A04",
      "display": "ADT/ACK -  Register a patient"
    },
    {
      "code": "A05",
      "display": "ADT/ACK -  Pre-admit a patient"
    },
    {
      "code": "A06",
      "display": "ADT/ACK -  Change an outpatient to an inpatient"
    },
    {
      "code": "A07",
      "display": "ADT/ACK -  Change an inpatient to an outpatient"
    },
    {
      "code": "A08",
      "display": "ADT/ACK -  Update patient information"
    },
    {
      "code": "A09",
      "display": "ADT/ACK -  Patient departing - tracking"
    },
    {
      "code": "A10",
      "display": "ADT/ACK -  Patient arriving - tracking"
    },
    {
      "code": "A11",
      "display": "ADT/ACK -  Cancel admit/visit notification"
    },
    {
      "code": "A12",
      "display": "ADT/ACK -  Cancel transfer"
    },
    {
      "code": "A13",
      "display": "ADT/ACK -  Cancel discharge/end visit"
    },
    {
      "code": "A14",
      "display": "ADT/ACK -  Pending admit"
    },
    {
      "code": "A15",
      "display": "ADT/ACK -  Pending transfer"
    },
    {
      "code": "A16",
      "display": "ADT/ACK -  Pending discharge"
    },
    {
      "code": "A17",
      "display": "ADT/ACK -  Swap patients"
    },
    {
      "code": "A18",
      "display": "ADT/ACK -  Merge patient information"
    },
    {
      "code": "A19",
      "display": "QRY/ADR -  Patient query"
    },
    {
      "code": "A20",
      "display": "ADT/ACK -  Bed status update"
    },
    {
      "code": "A21",
      "display": "ADT/ACK -  Patient goes on a \"leave of absence\""
    },
    {
      "code": "A22",
      "display": "ADT/ACK -  Patient returns from a \"leave of absence\""
    },
    {
      "code": "A23",
      "display": "ADT/ACK -  Delete a patient record"
    },
    {
      "code": "A24",
      "display": "ADT/ACK -  Link patient information"
    },
    {
      "code": "A25",
      "display": "ADT/ACK -  Cancel pending discharge"
    },
    {
      "code": "A26",
      "display": "ADT/ACK -  Cancel pending transfer"
    },
    {
      "code": "A27",
      "display": "ADT/ACK -  Cancel pending admit"
    },
    {
      "code": "A28",
      "display": "ADT/ACK -  Add person information"
    },
    {
      "code": "A29",
      "display": "ADT/ACK -  Delete person information"
    },
    {
      "code": "A30",
      "display": "ADT/ACK -  Merge person information"
    },
    {
      "code": "A31",
      "display": "ADT/ACK -  Update person information"
    },
    {
      "code": "A32",
      "display": "ADT/ACK -  Cancel patient arriving - tracking"
    },
    {
      "code": "A33",
      "display": "ADT/ACK -  Cancel patient departing - tracking"
    },
    {
      "code": "A34",
      "display": "ADT/ACK -  Merge patient information - patient ID only"
    },
    {
      "code": "A35",
      "display": "ADT/ACK -  Merge patient information - account number only"
    },
    {
      "code": "A36",
      "display": "ADT/ACK -  Merge patient information - patient ID and account number"
    },
    {
      "code": "A37",
      "display": "ADT/ACK -  Unlink patient information"
    },
    {
      "code": "A38",
      "display": "ADT/ACK - Cancel pre-admit"
    },
    {
      "code": "A39",
      "display": "ADT/ACK - Merge person - patient ID"
    },
    {
      "code": "A40",
      "display": "ADT/ACK - Merge patient - patient identifier list"
    },
    {
      "code": "A41",
      "display": "ADT/ACK - Merge account - patient account number"
    },
    {
      "code": "A42",
      "display": "ADT/ACK - Merge visit - visit number"
    },
    {
      "code": "A43",
      "display": "ADT/ACK - Move patient information - patient identifier list"
    },
    {
      "code": "A44",
      "display": "ADT/ACK - Move account information - patient account number"
    },
    {
      "code": "A45",
      "display": "ADT/ACK - Move visit information - visit number"
    },
    {
      "code": "A46",
      "display": "ADT/ACK - Change patient ID"
    },
    {
      "code": "A47",
      "display": "ADT/ACK - Change patient identifier list"
    },
    {
      "code": "A48",
      "display": "ADT/ACK - Change alternate patient ID"
    },
    {
      "code": "A49",
      "display": "ADT/ACK - Change patient account number"
    },
    {
      "code": "A50",
      "display": "ADT/ACK - Change visit number"
    },
    {
      "code": "A51",
      "display": "ADT/ACK - Change alternate visit ID"
    },
    {
      "code": "A52",
      "display": "ADT/ACK - Cancel leave of absence for a patient"
    },
    {
      "code": "A53",
      "display": "ADT/ACK - Cancel patient returns from a leave of absence"
    },
    {
      "code": "A54",
      "display": "ADT/ACK - Change attending doctor"
    },
    {
      "code": "A55",
      "display": "ADT/ACK - Cancel change attending doctor"
    },
    {
      "code": "A60",
      "display": "ADT/ACK - Update allergy information"
    },
    {
      "code": "A61",
      "display": "ADT/ACK - Change consulting doctor"
    },
    {
      "code": "A62",
      "display": "ADT/ACK - Cancel change consulting doctor"
    },
    {
      "code": "B01",
      "display": "PMU/ACK - Add personnel record"
    },
    {
      "code": "B02",
      "display": "PMU/ACK - Update personnel record"
    },
    {
      "code": "B03",
      "display": "PMU/ACK - Delete personnel re cord"
    },
    {
      "code": "B04",
      "display": "PMU/ACK - Active practicing person"
    },
    {
      "code": "B05",
      "display": "PMU/ACK - Deactivate practicing person"
    },
    {
      "code": "B06",
      "display": "PMU/ACK - Terminate practicing person"
    },
    {
      "code": "B07",
      "display": "PMU/ACK - Grant Certificate/Permission"
    },
    {
      "code": "B08",
      "display": "PMU/ACK - Revoke Certificate/Permission"
    },
    {
      "code": "C01",
      "display": "CRM - Register a patient on a clinical trial"
    },
    {
      "code": "C02",
      "display": "CRM - Cancel a patient registration on clinical trial (for clerical mistakes only)"
    },
    {
      "code": "C03",
      "display": "CRM - Correct/update registration information"
    },
    {
      "code": "C04",
      "display": "CRM - Patient has gone off a clinical trial"
    },
    {
      "code": "C05",
      "display": "CRM - Patient enters phase of clinical trial"
    },
    {
      "code": "C06",
      "display": "CRM - Cancel patient entering a phase (clerical mistake)"
    },
    {
      "code": "C07",
      "display": "CRM - Correct/update phase information"
    },
    {
      "code": "C08",
      "display": "CRM - Patient has gone off phase of clinical trial"
    },
    {
      "code": "C09",
      "display": "CSU - Automated time intervals for reporting, like monthly"
    },
    {
      "code": "C10",
      "display": "CSU - Patient completes the clinical trial"
    },
    {
      "code": "C11",
      "display": "CSU - Patient completes a phase of the clinical trial"
    },
    {
      "code": "C12",
      "display": "CSU - Update/correction of patient order/result information"
    },
    {
      "code": "CNQ",
      "display": "Cancel Query"
    },
    {
      "code": "E01",
      "display": "Submit HealthCare Services Invoice"
    },
    {
      "code": "E02",
      "display": "Cancel HealthCare Services Invoice"
    },
    {
      "code": "E03",
      "display": "HealthCare Services Invoice Status"
    },
    {
      "code": "varies",
      "display": "MFQ/MFR - Master files query (use event same as asking for e.g., M05 - location)"
    },
    {
      "code": "E04",
      "display": "Re-Assess HealthCare Services Invoice Request"
    },
    {
      "code": "E10",
      "display": "Edit/Adjudication Results"
    },
    {
      "code": "E12",
      "display": "Request Additional Information"
    },
    {
      "code": "E13",
      "display": "Additional Information Response"
    },
    {
      "code": "E15",
      "display": "Payment/Remittance Advice"
    },
    {
      "code": "E20",
      "display": "Submit Authorization Request"
    },
    {
      "code": "E21",
      "display": "Cancel Authorization Request"
    },
    {
      "code": "E22",
      "display": "Authorization Request Status"
    },
    {
      "code": "E24",
      "display": "Authorization Response"
    },
    {
      "code": "E30",
      "display": "Submit Health Document related to Authorization Request"
    },
    {
      "code": "E31",
      "display": "Cancel Health Document related to Authorization Request"
    },
    {
      "code": "I01",
      "display": "RQI/RPI - Request for insurance information"
    },
    {
      "code": "I02",
      "display": "RQI/RPL - Request/receipt of patient selection display list"
    },
    {
      "code": "I03",
      "display": "RQI/RPR - Request/receipt of patient selection list"
    },
    {
      "code": "I04",
      "display": "RQD/RPI - Request for patient demographic data"
    },
    {
      "code": "I05",
      "display": "RQC/RCI - Request for patient clinical information"
    },
    {
      "code": "I06",
      "display": "RQC/RCL - Request/receipt of clinical data listing"
    },
    {
      "code": "I07",
      "display": "PIN/ACK - Unsolicited insurance information"
    },
    {
      "code": "I08",
      "display": "RQA/RPA - Request for treatment authorization information"
    },
    {
      "code": "I09",
      "display": "RQA/RPA - Request for modification to an authorization"
    },
    {
      "code": "I10",
      "display": "RQA/RPA - Request for resubmission of an authorization"
    },
    {
      "code": "I11",
      "display": "RQA/RPA - Request for cancellation of an authorization"
    },
    {
      "code": "I12",
      "display": "REF/RRI - Patient referral"
    },
    {
      "code": "I13",
      "display": "REF/RRI - Modify patient referral"
    },
    {
      "code": "I14",
      "display": "REF/RRI - Cancel patient referral"
    },
    {
      "code": "I15",
      "display": "REF/RRI - Request patient referral status"
    },
    {
      "code": "I16",
      "display": "Collaborative Care Referral"
    },
    {
      "code": "I17",
      "display": "Modify Collaborative Care Referral"
    },
    {
      "code": "I18",
      "display": "Cancel Collaborative Care Referral"
    },
    {
      "code": "I19",
      "display": "Collaborative Care Query/Collaborative Care Query Update"
    },
    {
      "code": "I20",
      "display": "Asynchronous Collaborative Care Update"
    },
    {
      "code": "I21",
      "display": "Collaborative Care Message"
    },
    {
      "code": "I22",
      "display": "Collaborative Care Fetch / Collaborative Care Information"
    },
    {
      "code": "J01",
      "display": "QCN/ACK - Cancel query/acknowledge message"
    },
    {
      "code": "J02",
      "display": "QSX/ACK - Cancel subscription/acknowledge message"
    },
    {
      "code": "K11",
      "display": "RSP - Segment pattern response in response to QBP^Q11"
    },
    {
      "code": "K13",
      "display": "RTB - Tabular response in response to QBP^Q13"
    },
    {
      "code": "K15",
      "display": "RDY - Display response in response to QBP^Q15"
    },
    {
      "code": "K21",
      "display": "RSP - Get person demographics response"
    },
    {
      "code": "K22",
      "display": "RSP - Find candidates response"
    },
    {
      "code": "K23",
      "display": "RSP - Get corresponding identifiers response"
    },
    {
      "code": "K24",
      "display": "RSP - Allocate identifiers response"
    },
    {
      "code": "K25",
      "display": "RSP - Personnel Information by Segment Response"
    },
    {
      "code": "K31",
      "display": "RSP -Dispense History Response"
    },
    {
      "code": "K32",
      "display": "Find Candidates including Visit Information Response"
    },
    {
      "code": "K33",
      "display": "Get Donor Record Candidates Response Message"
    },
    {
      "code": "K34",
      "display": "Segment Pattern Response Message"
    },
    {
      "code": "M01",
      "display": "MFN/MFK - Master file not otherwise specified"
    },
    {
      "code": "M02",
      "display": "MFN/MFK - Master file - staff practitioner"
    },
    {
      "code": "M03",
      "display": "MFN/MFK - Master file - test/observation"
    },
    {
      "code": "M04",
      "display": "MFN/MFK - Master files charge description"
    },
    {
      "code": "M05",
      "display": "MFN/MFK - Patient location master file"
    },
    {
      "code": "M06",
      "display": "MFN/MFK - Clinical study with phases and schedules master file"
    },
    {
      "code": "M07",
      "display": "MFN/MFK - Clinical study without phases but with schedules master file"
    },
    {
      "code": "M08",
      "display": "MFN/MFK - Test/observation (numeric) master file"
    },
    {
      "code": "M09",
      "display": "MFN/MFK - Test/observation (categorical) master file"
    },
    {
      "code": "M10",
      "display": "MFN/MFK - Test /observation batteries master file"
    },
    {
      "code": "M11",
      "display": "MFN/MFK - Test/calculated observations master file"
    },
    {
      "code": "M12",
      "display": "MFN/MFK - Master file notification message"
    },
    {
      "code": "M13",
      "display": "MFN/MFK - Master file notification - general"
    },
    {
      "code": "M14",
      "display": "MFN/MFK - Master file notification - site defined"
    },
    {
      "code": "M15",
      "display": "MFN/MFK - Inventory item master file notification"
    },
    {
      "code": "R0R",
      "display": "R0R - Pharmacy prescription order query response"
    },
    {
      "code": "M16",
      "display": "MFN/MFK - Master File Notification Inventory Item Enhanced"
    },
    {
      "code": "M17",
      "display": "DRG Master File Message"
    },
    {
      "code": "M18",
      "display": "MFN/MFK - Master file notification - Test/Observation (Payer)"
    },
    {
      "code": "N01",
      "display": "NMQ/NMR - Application management query message"
    },
    {
      "code": "N02",
      "display": "NMD/ACK - Application management data message (unsolicited)"
    },
    {
      "code": "O01",
      "display": "ORM - Order message (also RDE, RDS, RGV, RAS)"
    },
    {
      "code": "O02",
      "display": "ORR - Order response (also RRE, RRD, RRG, RRA)"
    },
    {
      "code": "O03",
      "display": "OMD - Diet order"
    },
    {
      "code": "O04",
      "display": "ORD - Diet order acknowledgment"
    },
    {
      "code": "O05",
      "display": "OMS - Stock requisition order"
    },
    {
      "code": "O06",
      "display": "ORS - Stock requisition acknowledgment"
    },
    {
      "code": "O07",
      "display": "OMN - Non-stock requisition order"
    },
    {
      "code": "O08",
      "display": "ORN - Non-stock requisition acknowledgment"
    },
    {
      "code": "O09",
      "display": "OMP - Pharmacy/treatment order"
    },
    {
      "code": "O10",
      "display": "ORP - Pharmacy/treatment order acknowledgment"
    },
    {
      "code": "O11",
      "display": "RDE - Pharmacy/treatment encoded order"
    },
    {
      "code": "O12",
      "display": "RRE - Pharmacy/treatment encoded order acknowledgment"
    },
    {
      "code": "O13",
      "display": "RDS - Pharmacy/treatment dispense"
    },
    {
      "code": "O14",
      "display": "RRD - Pharmacy/treatment dispense acknowledgment"
    },
    {
      "code": "O15",
      "display": "RGV - Pharmacy/treatment give"
    },
    {
      "code": "O16",
      "display": "RRG - Pharmacy/treatment give acknowledgment"
    },
    {
      "code": "O17",
      "display": "RAS - Pharmacy/treatment administration"
    },
    {
      "code": "O18",
      "display": "RRA - Pharmacy/treatment administration acknowledgment"
    },
    {
      "code": "O19",
      "display": "OMG - General clinical order"
    },
    {
      "code": "O20",
      "display": "ORG/ORL - General clinical order response"
    },
    {
      "code": "O21",
      "display": "OML - Laboratory order"
    },
    {
      "code": "O22",
      "display": "ORL - General laboratory order response message to any OML"
    },
    {
      "code": "O23",
      "display": "OMI - Imaging order"
    },
    {
      "code": "O24",
      "display": "ORI - Imaging order response message to any OMI"
    },
    {
      "code": "O25",
      "display": "RDE - Pharmacy/treatment refill authorization request"
    },
    {
      "code": "O26",
      "display": "RRE - Pharmacy/Treatment Refill Authorization Acknowledgement"
    },
    {
      "code": "O27",
      "display": "OMB - Blood product order"
    },
    {
      "code": "O28",
      "display": "ORB - Blood product order acknowledgment"
    },
    {
      "code": "O29",
      "display": "BPS - Blood product dispense status"
    },
    {
      "code": "O30",
      "display": "BRP - Blood product dispense status acknowledgment"
    },
    {
      "code": "O31",
      "display": "BTS - Blood product transfusion/disposition"
    },
    {
      "code": "O32",
      "display": "BRT - Blood product transfusion/disposition acknowledgment"
    },
    {
      "code": "O33",
      "display": "OML - Laboratory order for multiple orders related to a single specimen"
    },
    {
      "code": "O34",
      "display": "ORL - Laboratory order response message to a multiple order related to single specimen OML"
    },
    {
      "code": "O35",
      "display": "OML - Laboratory order for multiple orders related to a single container of a specimen"
    },
    {
      "code": "R05",
      "display": "QRY/DSR - query for display results (See Q01)"
    },
    {
      "code": "O36",
      "display": "ORL - Laboratory order response message to a single container of a specimen OML"
    },
    {
      "code": "R06",
      "display": "UDM - unsolicited update/display results (See Q05)"
    },
    {
      "code": "O37",
      "display": "OPL - Population/Location-Based Laboratory Order Message"
    },
    {
      "code": "O38",
      "display": "OPR - Population/Location-Based Laboratory Order Acknowledgment Message"
    },
    {
      "code": "O39",
      "display": "Specimen shipment centric laboratory order"
    },
    {
      "code": "O40",
      "display": "Specimen Shipment Centric Laboratory Order Acknowledgment Message"
    },
    {
      "code": "O41",
      "display": "DBC - Create Donor Record Message"
    },
    {
      "code": "O42",
      "display": "DBU - Update Donor Record Message"
    },
    {
      "code": "RAR",
      "display": "RAR - Pharmacy administration information query response"
    },
    {
      "code": "O43",
      "display": "General Order Message with Document Payload Acknowledgement Message"
    },
    {
      "code": "RDR",
      "display": "RDR - Pharmacy dispense information query response"
    },
    {
      "code": "Q04",
      "display": "EQQ - Embedded query language query"
    },
    {
      "code": "O44",
      "display": "Donor Registration - Minimal Message"
    },
    {
      "code": "RER",
      "display": "RER - Pharmacy encoded order information query response"
    },
    {
      "code": "O45",
      "display": "Donor Eligibility Observations Message"
    },
    {
      "code": "RGR",
      "display": "RGR - Pharmacy dose information query response"
    },
    {
      "code": "O46",
      "display": "Donor Eligiblity Message"
    },
    {
      "code": "Q07",
      "display": "VQQ - Virtual table query"
    },
    {
      "code": "O47",
      "display": "Donor Request to Collect Message"
    },
    {
      "code": "Q08",
      "display": "SPQ - Stored procedure request"
    },
    {
      "code": "O48",
      "display": "Donation Procedure Message"
    },
    {
      "code": "Q09",
      "display": "RQQ - event replay query"
    },
    {
      "code": "O49",
      "display": "Pharmacy/Treatment Dispense Request Message"
    },
    {
      "code": "O50",
      "display": "Pharmacy/Treatment Encoded Order Acknowledgment"
    },
    {
      "code": "O51",
      "display": "OSU – Order Status Update"
    },
    {
      "code": "O52",
      "display": "OSU – Order Status Update Acknowledgement"
    },
    {
      "code": "O53",
      "display": "ORL - General Laboratory Order Acknowledgment Message (Patient Optional)"
    },
    {
      "code": "O54",
      "display": "ORL - Laboratory Order Acknowledgment Message  – Multiple Order Per Specimen (Patient Optional)"
    },
    {
      "code": "O55",
      "display": "ORL - Laboratory Order Acknowledgment Message  – Multiple Order Per Container of Specimen (Patient Optional)"
    },
    {
      "code": "O56",
      "display": "ORL - Specimen Shipment Centric Laboratory Order Acknowledgment Message (Patient Optional)"
    },
    {
      "code": "O57",
      "display": "OMQ- General Order Message with Document Payload"
    },
    {
      "code": "O58",
      "display": "ORX - General Order Message with Document Payload Acknowledgement Message"
    },
    {
      "code": "O59",
      "display": "OML - Laboratory order for additional work up",
      "definition": "Fulfillment order for work up on a previously communicated result or submitted specimen"
    },
    {
      "code": "P01",
      "display": "BAR/ACK - Add patient accounts"
    },
    {
      "code": "P02",
      "display": "BAR/ACK - Purge patient accounts"
    },
    {
      "code": "P03",
      "display": "DFT/ACK - Post detail financial transaction"
    },
    {
      "code": "P04",
      "display": "QRY/DSP - Generate bill and A/R statements"
    },
    {
      "code": "P05",
      "display": "BAR/ACK - Update account"
    },
    {
      "code": "P06",
      "display": "BAR/ACK - End account"
    },
    {
      "code": "P07",
      "display": "PEX - Unsolicited initial individual product experience report"
    },
    {
      "code": "R03",
      "display": "QRY/DSR Display-oriented results, query/unsol. update (for backward compatibility only) (Replaced by Q05)"
    },
    {
      "code": "P08",
      "display": "PEX - Unsolicited update individual product experience report"
    },
    {
      "code": "P09",
      "display": "SUR - Summary product experience report"
    },
    {
      "code": "P10",
      "display": "BAR/ACK -Transmit Ambulatory Payment  Classification(APC)"
    },
    {
      "code": "R07",
      "display": "EDR - Enhanced Display Response"
    },
    {
      "code": "P11",
      "display": "DFT/ACK - Post Detail Financial Transactions - New"
    },
    {
      "code": "R08",
      "display": "TBR - Tabular Data Response"
    },
    {
      "code": "P12",
      "display": "BAR/ACK - Update Diagnosis/Procedure"
    },
    {
      "code": "PC1",
      "display": "PPR - PC/ problem add"
    },
    {
      "code": "R09",
      "display": "ERP - Event Replay Response"
    },
    {
      "code": "PC2",
      "display": "PPR - PC/ problem update"
    },
    {
      "code": "PC3",
      "display": "PPR - PC/ problem delete"
    },
    {
      "code": "PC4",
      "display": "QRY - PC/ problem query"
    },
    {
      "code": "PC5",
      "display": "PRR - PC/ problem response"
    },
    {
      "code": "PC6",
      "display": "PGL - PC/ goal add"
    },
    {
      "code": "PC7",
      "display": "PGL - PC/ goal update"
    },
    {
      "code": "PC8",
      "display": "PGL - PC/ goal delete"
    },
    {
      "code": "PC9",
      "display": "QRY - PC/ goal query"
    },
    {
      "code": "PCA",
      "display": "PPV - PC/ goal response"
    },
    {
      "code": "PCB",
      "display": "PPP - PC/ pathway (problem-oriented) add"
    },
    {
      "code": "PCC",
      "display": "PPP - PC/ pathway (problem-oriented) update"
    },
    {
      "code": "PCD",
      "display": "PPP - PC/ pathway (problem-oriented) delete"
    },
    {
      "code": "PCE",
      "display": "QRY - PC/ pathway (problem-oriented) query"
    },
    {
      "code": "PCF",
      "display": "PTR - PC/ pathway (problem-oriented) query response"
    },
    {
      "code": "PCG",
      "display": "PPG - PC/ pathway (goal-oriented) add"
    },
    {
      "code": "PCH",
      "display": "PPG - PC/ pathway (goal-oriented) update"
    },
    {
      "code": "PCJ",
      "display": "PPG - PC/ pathway (goal-oriented) delete"
    },
    {
      "code": "PCK",
      "display": "QRY - PC/ pathway (goal-oriented) query"
    },
    {
      "code": "PCL",
      "display": "PPT - PC/ pathway (goal-oriented) query response"
    },
    {
      "code": "Q01",
      "display": "QRY/DSR - Query sent for immediate response"
    },
    {
      "code": "Q02",
      "display": "QRY/QCK - Query sent for deferred response"
    },
    {
      "code": "Q03",
      "display": "DSR/ACK - Deferred response to a query"
    },
    {
      "code": "Q05",
      "display": "UDM/ACK - Unsolicited display update message"
    },
    {
      "code": "Q06",
      "display": "OSQ/OSR - Query for order status"
    },
    {
      "code": "Q11",
      "display": "QBP - Query by parameter requesting an RSP segment pattern response"
    },
    {
      "code": "Q13",
      "display": "QBP - Query by parameter requesting an  RTB - tabular response"
    },
    {
      "code": "Q15",
      "display": "QBP - Query by parameter requesting an RDY display response"
    },
    {
      "code": "Q16",
      "display": "QSB - Create subscription"
    },
    {
      "code": "Q17",
      "display": "QVR - Query for previous events"
    },
    {
      "code": "Q21",
      "display": "QBP - Get person demographics"
    },
    {
      "code": "Q22",
      "display": "QBP - Find candidates"
    },
    {
      "code": "Q23",
      "display": "QBP - Get corresponding identifiers"
    },
    {
      "code": "Q24",
      "display": "QBP - Allocate identifiers"
    },
    {
      "code": "Q25",
      "display": "QBP - Personnel Information by Segment Query"
    },
    {
      "code": "Q26",
      "display": "ROR - Pharmacy/treatment order response"
    },
    {
      "code": "Q27",
      "display": "RAR - Pharmacy/treatment administration information"
    },
    {
      "code": "Q28",
      "display": "RDR - Pharmacy/treatment dispense information"
    },
    {
      "code": "Q29",
      "display": "RER - Pharmacy/treatment encoded order information"
    },
    {
      "code": "Q30",
      "display": "RGR - Pharmacy/treatment dose information"
    },
    {
      "code": "Q31",
      "display": "QBP Query Dispense history"
    },
    {
      "code": "Q32",
      "display": "Find Candidates including Visit Information"
    },
    {
      "code": "Q33",
      "display": "QBP - Get Donor Record Candidates"
    },
    {
      "code": "Q34",
      "display": "QBP - Get Donor Record"
    },
    {
      "code": "R01",
      "display": "ORU/ACK - Unsolicited transmission of an observation message"
    },
    {
      "code": "R02",
      "display": "QRY - Query for results of observation"
    },
    {
      "code": "R04",
      "display": "ORF - Response to query; transmission of requested observation"
    },
    {
      "code": "R21",
      "display": "OUL - Unsolicited laboratory observation"
    },
    {
      "code": "R22",
      "display": "OUL - Unsolicited Specimen Oriented Observation Message"
    },
    {
      "code": "R23",
      "display": "OUL - Unsolicited Specimen Container Oriented Observation Message"
    },
    {
      "code": "R24",
      "display": "OUL - Unsolicited Order Oriented Observation Message"
    },
    {
      "code": "R25",
      "display": "OPU - Unsolicited Population/Location-Based Laboratory Observation Message"
    },
    {
      "code": "R26",
      "display": "OSM - Unsolicited Specimen Shipment Manifest Message"
    },
    {
      "code": "R30",
      "display": "ORU - Unsolicited Point-Of-Care Observation Message Without Existing Order - Place An Order"
    },
    {
      "code": "R31",
      "display": "ORU - Unsolicited New Point-Of-Care Observation Message - Search For An Order"
    },
    {
      "code": "R32",
      "display": "ORU - Unsolicited Pre-Ordered Point-Of-Care Observation"
    },
    {
      "code": "R33",
      "display": "ORA - Observation Report Acknowledgement"
    },
    {
      "code": "R40",
      "display": "ORU - Unsolicited Report Alarm"
    },
    {
      "code": "R41",
      "display": "Observation Report Alert Acknowledgement"
    },
    {
      "code": "R42",
      "display": "ORU – Unsolicited Device Event Observation Message"
    },
    {
      "code": "R43",
      "display": "ORU – Unsolicited Patient-Device Association Observation Message"
    },
    {
      "code": "ROR",
      "display": "ROR - Pharmacy prescription order query response"
    },
    {
      "code": "S01",
      "display": "SRM/SRR - Request new appointment booking"
    },
    {
      "code": "S02",
      "display": "SRM/SRR - Request appointment rescheduling"
    },
    {
      "code": "S03",
      "display": "SRM/SRR - Request appointment modification"
    },
    {
      "code": "S04",
      "display": "SRM/SRR - Request appointment cancellation"
    },
    {
      "code": "S05",
      "display": "SRM/SRR - Request appointment discontinuation"
    },
    {
      "code": "S06",
      "display": "SRM/SRR - Request appointment deletion"
    },
    {
      "code": "S07",
      "display": "SRM/SRR - Request addition of service/resource on appointment"
    },
    {
      "code": "S08",
      "display": "SRM/SRR - Request modification of service/resource on appointment"
    },
    {
      "code": "S09",
      "display": "SRM/SRR - Request cancellation of service/resource on appointment"
    },
    {
      "code": "S10",
      "display": "SRM/SRR - Request discontinuation of service/resource on appointment"
    },
    {
      "code": "S11",
      "display": "SRM/SRR - Request deletion of service/resource on appointment"
    },
    {
      "code": "S12",
      "display": "SIU/ACK - Notification of new appointment booking"
    },
    {
      "code": "S13",
      "display": "SIU/ACK - Notification of appointment rescheduling"
    },
    {
      "code": "S14",
      "display": "SIU/ACK - Notification of appointment modification"
    },
    {
      "code": "S15",
      "display": "SIU/ACK - Notification of appointment cancellation"
    },
    {
      "code": "S16",
      "display": "SIU/ACK - Notification of appointment discontinuation"
    },
    {
      "code": "S17",
      "display": "SIU/ACK - Notification of appointment deletion"
    },
    {
      "code": "S18",
      "display": "SIU/ACK - Notification of addition of service/resource on appointment"
    },
    {
      "code": "S19",
      "display": "SIU/ACK - Notification of modification of service/resource on appointment"
    },
    {
      "code": "S20",
      "display": "SIU/ACK - Notification of cancellation of service/resource on appointment"
    },
    {
      "code": "S21",
      "display": "SIU/ACK - Notification of discontinuation of service/resource on appointment"
    },
    {
      "code": "S22",
      "display": "SIU/ACK - Notification of deletion of service/resource on appointment"
    },
    {
      "code": "S23",
      "display": "SIU/ACK - Notification of blocked schedule time slot(s)"
    },
    {
      "code": "S24",
      "display": "SIU/ACK - Notification of opened (\"unblocked\") schedule time slot(s)"
    },
    {
      "code": "S25",
      "display": "SQM/SQR - Schedule query message and response"
    },
    {
      "code": "S26",
      "display": "SIU/ACK Notification that patient did not show up for schedule appointment"
    },
    {
      "code": "S27",
      "display": "SIU/ACK - Broadcast Notification of Scheduled Appointments"
    },
    {
      "code": "S28",
      "display": "SLR/SLS - Request new sterilization lot"
    },
    {
      "code": "S29",
      "display": "SLR/SLS - Request Sterilization lot deletion"
    },
    {
      "code": "S30",
      "display": "STI/STS - Request item"
    },
    {
      "code": "S31",
      "display": "SDR/SDS - Request anti-microbial device data"
    },
    {
      "code": "S32",
      "display": "SMD/SMS - Request anti-microbial device cycle data"
    },
    {
      "code": "S33",
      "display": "STC/ACK - Notification of sterilization configuration"
    },
    {
      "code": "S34",
      "display": "SLN/ACK - Notification of sterilization lot"
    },
    {
      "code": "S35",
      "display": "SLN/ACK - Notification of sterilization lot deletion"
    },
    {
      "code": "S36",
      "display": "SDN/ACK - Notification of anti-microbial device data"
    },
    {
      "code": "S37",
      "display": "SCN/ACK - Notification of anti-microbial device cycle data"
    },
    {
      "code": "S38",
      "display": "Containers Prepared for Specimen Collection",
      "definition": "Describes the event before specimen collection, when containers have been prepared"
    },
    {
      "code": "S39",
      "display": "Specimen Collection Successful",
      "definition": "Describes the event when specimen collection was successful"
    },
    {
      "code": "S40",
      "display": "Specimen Collection Unsuccessful",
      "definition": "Describes the event when specimen collection was not successful and provides a means to document the reason"
    },
    {
      "code": "S41",
      "display": "Specimen Departed",
      "definition": "Describes the event when a specimen has been moved from a location"
    },
    {
      "code": "S42",
      "display": "Specimen Arrived",
      "definition": "Describes the event when a specimen has been moved to a location"
    },
    {
      "code": "S43",
      "display": "Specimen Accepted",
      "definition": "Describes the event when a specimen has been accepted on the receiver side of a specimen movement"
    },
    {
      "code": "S44",
      "display": "Specimen Rejected",
      "definition": "Describes the event when a specimen has been rejected by the receiver side of a specimen movement"
    },
    {
      "code": "S45",
      "display": "Specimen Re-identified",
      "definition": "Describes the event when a specimen has been assigned an identifier"
    },
    {
      "code": "S46",
      "display": "Specimen De-identified",
      "definition": "Describes the event when a specimen identifier has been removed to anonymize it"
    },
    {
      "code": "S47",
      "display": "Specimen Sent to Archive",
      "definition": "Describes the event when a specimen has been moved into storage"
    },
    {
      "code": "S48",
      "display": "Specimen Retrieved from Archive",
      "definition": "Describes the event when a specimen has been moved out of storage"
    },
    {
      "code": "S49",
      "display": "Specimen Disposed of",
      "definition": "Describes the event when a specimen has been permanently disposed of"
    },
    {
      "code": "S50",
      "display": "Specimen Procedure Step Successful , with Derived Specimen(s)",
      "definition": "Describes the event when one or more specimen(s) has(ve) been created from one or more specimen(s)"
    },
    {
      "code": "S51",
      "display": "Specimen Procedure Step Successful, no Derived Specimen(s)",
      "definition": "Describes the event when a specimen has been successfully processed without producing any child specimen(s)"
    },
    {
      "code": "S52",
      "display": "Specimen Procedure Step Unsuccessful",
      "definition": "Describes the event when a specimen could not be successfully processed and provides a means to document the reason"
    },
    {
      "code": "T01",
      "display": "MDM/ACK - Original document notification"
    },
    {
      "code": "T02",
      "display": "MDM/ACK - Original document notification and content"
    },
    {
      "code": "T03",
      "display": "MDM/ACK - Document status change notification"
    },
    {
      "code": "T04",
      "display": "MDM/ACK - Document status change notification and content"
    },
    {
      "code": "T05",
      "display": "MDM/ACK - Document addendum notification"
    },
    {
      "code": "T06",
      "display": "MDM/ACK - Document addendum notification and content"
    },
    {
      "code": "T07",
      "display": "MDM/ACK - Document edit notification"
    },
    {
      "code": "T08",
      "display": "MDM/ACK - Document edit notification and content"
    },
    {
      "code": "T09",
      "display": "MDM/ACK - Document replacement notification"
    },
    {
      "code": "T10",
      "display": "MDM/ACK - Document replacement notification and content"
    },
    {
      "code": "T11",
      "display": "MDM/ACK - Document cancel notification"
    },
    {
      "code": "T12",
      "display": "QRY/DOC - Document query"
    },
    {
      "code": "U01",
      "display": "ESU/ACK - Automated equipment status update"
    },
    {
      "code": "U02",
      "display": "ESR/ACK - Automated equipment status request"
    },
    {
      "code": "U03",
      "display": "SSU/ACK - Specimen status update"
    },
    {
      "code": "U04",
      "display": "SSR/ACK - specimen status request"
    },
    {
      "code": "U05",
      "display": "INU/ACK  - Automated equipment inventory update"
    },
    {
      "code": "U06",
      "display": "INR/ACK - Automated equipment inventory request"
    },
    {
      "code": "U07",
      "display": "EAC/ACK - Automated equipment command"
    },
    {
      "code": "U08",
      "display": "EAR/ACK - Automated equipment response"
    },
    {
      "code": "U09",
      "display": "EAN/ACK - Automated equipment notification"
    },
    {
      "code": "U10",
      "display": "TCU/ACK - Automated equipment test code settings update"
    },
    {
      "code": "U11",
      "display": "TCR/ACK - Automated equipment test code settings request"
    },
    {
      "code": "U12",
      "display": "LSU/ACK - Automated equipment log/service update"
    },
    {
      "code": "U13",
      "display": "LSR/ACK - Automated equipment log/service request"
    },
    {
      "code": "U14",
      "display": "INR/ACK – Automated Equipment Inventory Request"
    },
    {
      "code": "V01",
      "display": "VXQ - Query for vaccination record"
    },
    {
      "code": "V02",
      "display": "VXX - Response to vaccination query returning multiple PID matches"
    },
    {
      "code": "V03",
      "display": "VXR - Vaccination record response"
    },
    {
      "code": "V04",
      "display": "VXU - Unsolicited vaccination record update"
    },
    {
      "code": "Varies",
      "display": "MFQ/MFR - Master files query (use event same as asking for e.g., M05 - location)"
    },
    {
      "code": "W01",
      "display": "ORU - Waveform result, unsolicited transmission of requested information"
    },
    {
      "code": "W02",
      "display": "QRF - Waveform result, response to query"
    }
  ]
}