STU3 Candidate

This page is part of the FHIR Specification (v1.8.0: STU 3 Draft). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions . Page versions: R4 R3 R2

10.1.12 Observation HL7 Extensions

Defines common extensions used with or related to the Observation resource

10.1.12.1 Content

Extensions:
observation-bodyPositionThe body position during the observation :

The position of the body when the observation was done, e.g. standing, sitting. To be used only when the body position in not precoordinated in the observation code.

observation-deltaQualitative change or trend in the measurement :

The qualitative change in the value relative to the previous measurement. Usually only recorded if the change is clinically significant.

observation-focal-subjectFocal Subject :

The focus of an observation when not the patient of record (i.e different from Observation.subject). For example, the focal subject may be a fetus, or a donor.

observation-time-offsetTime Offest for interlacing :

A specific offset time in milliseconds from the stated time in the Observation.appliesDateTime to allow for representation of sequential recording of sampled data from the same lead or data stream. For example, an ECG recorder may record sequentially 3 leads four time to receive 12-lead ECG, see ISO 22077 .