HL7 - Version 2.3.1

sending application/facility:

PRR

receiving application/facility:

ACK

MSH
MSA
[  ERR  ]
[  QAK  ]
QRD
{                    PATIENT
   PID
   [                    PATIENT_VISIT
      PV1
      [  PV2  ]  ]
      {                    PROBLEM
         PRB
         [  {  NTE  }  ]
         [  {  VAR  }  ]
         [                    PROBLEM_ROLE
            {  ROL
            [  {  VAR  }  ]  }  ]
            [                    PROBLEM_PATHWAY
               {  PTH
               [  {  VAR  }  ]  }  ]
               [                    PROBLEM_OBSERVATION
                  {  OBX
                  [  {  NTE  }  ]  }  ]
                  [                    GOAL
                     {  GOL
                     [  {  NTE  }  ]
                     [  {  VAR  }  ]
                     [                    GOAL_ROLE
                        {  ROL
                        [  {  VAR  }  ]  }  ]
                        [                    GOAL_OBSERVATION
                           {  OBX
                           [  {  NTE  }  ]  }  ]  }  ]
                           [                    ORDER
                              {  ORC
                              [                    ORDER_DETAIL
                                 <                    CHOICE
                                    OBR | RXO  >
                                    [  {  NTE  }  ]
                                    [  {  VAR  }  ]
                                    [                    ORDER_OBSERVATION
                                       {  OBX
                                       [  {  NTE  }  ]
[  {  VAR  }  ]  }  ]  ]  }  ]  }  }