ObservationUsCore.headCircumference constructor

ObservationUsCore.headCircumference(
  1. Reference subject,
  2. FhirDateTime dateTime, {
  3. required double circumferenceInCentimeters,
})

Implementation

factory ObservationUsCore.headCircumference(
  Reference subject,
  FhirDateTime dateTime, {
  required double circumferenceInCentimeters,
}) =>
    ObservationUsCore(
      category: _vitalSignsCategory,
      code: CodeableConcept(
        coding: [
          Coding(
            system: FhirUri('http://loinc.org'),
            code: Code('9843-4'),
            display: 'Head Occipital-frontal circumference',
          ),
        ],
        text: 'Head Circumference',
      ),
      subject: subject,
      effectiveDateTime: dateTime,
      valueQuantity: Quantity(
        value: Decimal(circumferenceInCentimeters),
        unit: 'cm',
        system: FhirUri('http://unitsofmeasure.org'),
        code: Code('cm'),
      ),
    );