Get last observations

GET /fhir/Observation/$lastn

GET /fhir/R4/Observation/$lastn

GET /fhir/R5/Observation/$lastn

devhttps://api.sandbox.ovok.com

This endpoint allows users to fetch patient informations, specifically observations.

Example cURL request

curl -X GET \
 -G 'https://api.dev.ovok.com/fhir/Observation/$lastn' \
 -d 'patient=Patient/e70f3aec-d37e-453d-887b-72654c26b3fe' \
 -d 'max=2' \
 -d 'code=131328,8886-4'

Example JSON response

{
  "resourceType": "Bundle",
  "type": "searchset",
  "entry": [
    {
      "resource": {
        "resourceType": "Observation",
        "subject": {
          "reference": "Patient/7c4d044d-af23-4ef8-948b-c4503e64e528",
          "display": "Max Mustermann"
        },
        "code": {
          "coding": [
            {
              "system": "http://loinc.org",
              "code": "131328"
            }
          ]
        },
        "status": "amended",
        "id": "a4508b00-7854-4108-a903-57aa67eaa79e"
      },
      "fullUrl": "https://fhir.ovok.com/fhir/R4/Observation/a4508b00-7854-4108-a903-57aa67eaa79e"
    },
    {
      "resource": {
        "resourceType": "Observation",
        "status": "final",
        "valueQuantity": {
          "unit": "bpm",
          "value": 150
        },
        "code": {
          "coding": [
            {
              "system": "http://loinc.org",
              "code": "8883-1"
            },
            {
              "system": "http://loinc.org",
              "code": "8886-4"
            }
          ]
        },
        "subject": {
          "reference": "Patient/7c4d044d-af23-4ef8-948b-c4503e64e528",
          "display": "Max Mustermann"
        },
        "id": "32fd6e5d-fa2f-4923-97ac-1042ed3f90bb"
      },
      "fullUrl": "https://fhir.ovok.com/fhir/R4/Observation/32fd6e5d-fa2f-4923-97ac-1042ed3f90bb"
    }
  ]
}

Parameters

Name	In	Type	Required	Description
patient	query	string	no	FHIR Patient reference (e.g. Patient/<uuid>) whose most-recent observations to return.
max	query	string	no	Maximum number of observations to return per code. Defaults to 1.
code	query	string	no	Comma-separated list of Observation codes to filter by (e.g. 131328,8886-4).

Responses

Code	Description
200	Success.
400	The request could not be operated by the server.
401	The resource owner or authorization server denied the request.
404	The requested resource could not be found.
422	The request could not be validated by the server.
500	The server encountered an unexpected condition. Please try again later.

200 → PatientObservationResponseDto (application/json)

• resourceType: string (required)
• type: string (required)
• entry: object[] (required)
  • resource: object (required)
  • fullUrl: string (required)

Example

{
  "resourceType": "Bundle",
  "type": "searchset",
  "entry": [
    {
      "resource": {
        "id": "87ea5dfc-8b8e-384d-8489-79496e706390",
        "resourceType": "Observation"
      },
      "fullUrl": "https://fhir.ovok.com/fhir/R4/Observation/87ea5dfc-8b8e-384d-8489-79496e706390"
    }
  ]
}