Procedures with explicit context describe situations where a medical procedure’s status, timing, or relationship to the patient is specified. These concepts clarify whether a procedure is planned, completed, or not done, among other statuses.
Associated Procedure: Links the situation to the specific procedure being considered.
For example, |Lung transplant planned (situation)| uses this attribute to connect to |Lung transplant (procedure)|.
Procedure Context: Describes the status of the procedure, such as whether it is planned, completed, or not done.
For example, |Lung transplant planned (situation)|, the procedure context is |Planned|.
Temporal Context: Indicates when the procedure is or was to take place (past, present, future).
For example, |Lung transplant planned (situation)| uses |In the future| as the temporal context.
Subject Relationship Context: Specifies who the procedure pertains to, usually the patient but can be a different person.
For example, |Mother’s surgery planned (situation)| would indicate the procedure pertains to the patient’s mother.
The default values for the context attributes for procedures assume that the procedure has occurred, is current or at a specified time, and pertains to the subject of the record.
The SNOMED CT concept describes a patient’s status as they await a kidney transplant. A key attribute here is Associated procedure, which is . This indicates that the focus of the situation is the upcoming kidney transplantation procedure. Additionally, the concept includes the as To be done, specifying that the transplant is planned but not yet performed, and it applies to the patient at the .
The SNOMED CT concept represents a planned lung transplant for a patient. A key attribute here is . This attribute indicates that the lung transplant is scheduled for the future and has not yet been performed. Additionally, the concept includes as
, specifying the type of procedure planned. The
is , indicating that the procedure pertains to the patient themselves. The is , showing that the procedure is relevant at the present time or based on a specific schedule.
The SNOMED CT concept represents the occurrence of mastectomy within a patient’s family history. A key attribute here is Subject relationship context, which is . This attribute specifies that the mastectomy is related to a family member rather than the patient themselves. The concept also includes the associated procedure as , indicating that the mastectomy was the specific procedure performed, and the procedure context as Done, reflecting that the procedure has been completed. The temporal context is , signifying that the procedure occurred in the past or is relevant at present.
The SNOMED CT concept details a patient’s past use of estrogen hormone therapy. A key attribute here is , which is . This attribute specifies that the estrogen therapy occurred in the past. Additionally, the concept includes as , indicating the specific therapy administered, and as , showing that the therapy was completed. The subject relationship context is as , signifying that the therapy pertains to the patient themselves.
