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titleVMD files give a dictionary of each part of an HL7 message

The entries in the dictionary give the names and descriptions of the fields in the message.

Iguana is able to use this dictionary to make it more intuitive as to what the fields mean.

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titleVMD files are formatted in simple JSON

VMDs in IguanaX have a simple JSON format. To view a VMD as JSON in the Translator, click on the .vmd file edit icon ⋮, and click Show Source.

Code Block
"ADTA01":{
  "desc":"Admit/visit notification",
  "type":"message",
  "children":[
   {"type":"MSH",       "desc":"Message Header"                         ,"req":true},
   {"type":"SFT",       "desc":"Software Segment"                       ,"repeats":true},
   {"type":"UAC",       "desc":"User Authentication Credential Segment"},
   {"type":"EVN",       "desc":"Event Type"                             ,"req":true},
   {"type":"PID",       "desc":"Patient Identification"                 ,"req":true},
   {"type":"PD1",       "desc":"Patient Additional Demographic"        },
   {"type":"ARV",       "desc":"Access Restriction"                     ,"repeats":true},
   {"type":"ROL",       "desc":"Role"                                   ,"repeats":true},
   {"type":"NK1",       "desc":"Next of Kin / Associated Parties"       ,"repeats":true},
   {"type":"PV1",       "desc":"Patient Visit"                          ,"req":true},
   {"type":"PV2",       "desc":"Patient Visit - Additional Information"},
   {"type":"ARV",       "desc":"Access Restriction"                     ,"repeats":true},
   {"type":"ROL",       "desc":"Role"                                   ,"repeats":true},
   {"type":"DB1",       "desc":"Disability"                             ,"repeats":true},
   {"type":"OBX",       "desc":"Observation/Result"                     ,"repeats":true},
   {"type":"AL1",       "desc":"Patient Allergy Information"            ,"repeats":true},
   {"type":"DG1",       "desc":"Diagnosis"                              ,"repeats":true},
   {"type":"DRG",       "desc":"Diagnosis Related Group"               },
   {"type":"PROCEDURE", "desc":""                                       ,"repeats":true},
   {"type":"GT1",       "desc":"Guarantor"                              ,"repeats":true},
   {"type":"INSURANCE", "desc":""                                       ,"repeats":true},
   {"type":"ACC",       "desc":"Accident"                              },
   {"type":"UB1",       "desc":"UB82"                                  },
   {"type":"UB2",       "desc":"Uniform Billing Data"                  },
   {"type":"PDA",       "desc":"Patient Death and Autopsy"             }]},
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titleWhich you can see more easily in a GUI editor

This is the same node in the GUI editor:

Image Added

This video explains the benefit:

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