Medplum

// SPDX-FileCopyrightText: Copyright Orangebot, Inc. and Medplum contributors // SPDX-License-Identifier: Apache-2.0 /* eslint-disable import/no-duplicates */ // start-block core-imports import { createReference, getReferenceString, MedplumClient, UCUM } from '@medplum/core'; import fetch from 'node-fetch'; // end-block core-imports // start-block specimen-imports import type { Specimen } from '@medplum/fhirtypes'; // end-block specimen-imports // start-block report-imports import type { DiagnosticReport, Observation } from '@medplum/fhirtypes'; // end-block report-imports // start-block api-keys const MY_CLIENT_ID = 'MY_CLIENT_ID'; const MY_CLIENT_SECRET = 'MY_CLIENT_SECRET'; // end-block api-keys // start-block create-client const medplum = new MedplumClient({ baseUrl: 'https://api.medplum.com/', fetch: fetch, }); await medplum.startClientLogin(MY_CLIENT_ID, MY_CLIENT_SECRET); // end-block create-client // start-block create-service-request /** * Creates an order by creating Patient and ServiceRequest resources. * * We will use this in the "conditional create". * When creating an order, and if you don't know if the patient exists, * you can use this MRN to check. * @param patientMrn - The patient medical record number (MRN). */ async function createServiceRequest(patientMrn: string): Promise<void> { // First, create the patient if they don't exist. // Use the "conditional create" ("ifNoneExist") feature to only create the patient if they do not exist. const patient = await medplum.createResourceIfNoneExist( { resourceType: 'Patient', name: [{ given: ['Batch'], family: 'Test' }], birthDate: '2020-01-01', gender: 'male', identifier: [ { system: 'https://namespace.example.health/', value: patientMrn, }, ], }, 'identifier=' + patientMrn ); const serviceRequest = await medplum.createResource({ resourceType: 'ServiceRequest', status: 'active', intent: 'order', subject: createReference(patient), code: { coding: [ { system: 'https://samplelab.com/tests', code: 'A1C_ONLY', }, ], }, }); // Should print "Patient/{id}" console.log(getReferenceString(patient)); // Should print "ServiceRequest/{id}" console.log(getReferenceString(serviceRequest)); } // end-block create-service-request await createServiceRequest('MRN1234'); // start-block create-specimen /** * Creates a Specimen for a given ServiceRequest * @param serviceRequestId - The ServiceRequest ID. */ async function createSpecimenForServiceRequest(serviceRequestId: string): Promise<void> { // First, create the specimen resource const specimen: Specimen = await medplum.createResource({ resourceType: 'Specimen', status: 'available', request: [ { reference: `ServiceRequest/${serviceRequestId}`, }, ], type: { text: 'SERUM', coding: [ { system: 'https://namespace.specimentype.health/', code: 'SERUM', }, ], }, }); // Next, update the ServiceRequest to show that the specimen was collected. const serviceRequest = await medplum.readResource('ServiceRequest', serviceRequestId); serviceRequest.orderDetail = [ { text: 'SAMPLE_COLLECTED', }, ]; const updatedServiceRequest = await medplum.updateResource(serviceRequest); // Should print "Specimen/{id}" console.log(getReferenceString(specimen)); // Should print "SAMPLE_COLLECTED" console.log(updatedServiceRequest.orderDetail?.[0].text); } // end-block create-specimen await createSpecimenForServiceRequest('1234'); // start-block create-report async function createReport(patientId: string, serviceRequestId: string): Promise<void> { // Retrieve the Patient and ServiceRequest const patient = await medplum.readResource('Patient', patientId); const serviceRequest = await medplum.readResource('ServiceRequest', serviceRequestId); // Create the first Observation resource. const observation: Observation = await medplum.createResource({ resourceType: 'Observation', status: 'final', basedOn: [createReference(serviceRequest)], subject: createReference(patient), code: { coding: [ { system: 'https://samplelabtests.com/tests', code: 'A1c', display: 'A1c', }, ], }, valueQuantity: { value: 5.7, unit: 'mg/dL', system: UCUM, code: 'mg/dL', }, }); // Create a DiagnosticReport resource. const report: DiagnosticReport = await medplum.createResource({ resourceType: 'DiagnosticReport', status: 'final', basedOn: [ { reference: serviceRequestId, }, ], subject: { reference: patientId, }, code: { coding: [ { system: 'https://samplelab.com/testpanels', code: 'A1C_ONLY', }, ], }, result: [createReference(observation)], }); // Next, update the ServiceRequest to show that the sample was processed and the report created. serviceRequest.orderDetail = [ { text: 'LAB_PROCESSED', }, ]; await medplum.updateResource(serviceRequest); // Should print DiagnosticReport/{id} console.log(getReferenceString(report)); } // end-block create-report await createReport('1234', '5678');