The following scenario is based on existing jurisdictional policy and are realized in existing systems in Canada. The default policy is one of implied consent for the provision of care, so these scenarios all deal with withdrawal or withholding consent for that purpose. In other jurisdictions, where an express consent model is used (Opt-In), these would examples would contain the phrase "consent to" rather than "withhold" or "withdraw" consent for.

specific to use-case 4) Withhold or withdraw consent for disclosure to a specific provider agent (an individual within an organization)

Patient "P. van de Heuvel" ex-spouse, Bill T Lookafter is a Nurse that is employed by Good Health Hospital. P. realizes that she may receive treatment at GHH, however she does not want her ex-spouse to have any access to her IIHI. She indicates that she would like to withdraw/withhold consent to disclose any instance of her health information to her ex-spouse as a result of his employment at Good Health Clinic.

<!-- likely use url pointer to common text --> </sourceAttachment> <!-- this is opt-out - e.g. everything approved unless otherwise stated --> <policy value="http://hl7.org/fhir/ConsentPolicy/opt-out"/> <except> <!-- no read or write access for this individual --> <type value="deny"/> <actor> <role> <coding> <system value="http://hl7.org/fhir/v3/ParticipationType"/> <code value="PRCP"/> <!-- PRCP: recipient of the information --> </coding> </role> <reference> <reference value="Practitioner/f204"/> <display value="Fictive Nurse"/> </reference> </actor> <action> <coding> <system value="http://hl7.org/fhir/consentaction"/> <code value="access"/> </coding> </action> <action> <coding> <system value="http://hl7.org/fhir/consentaction"/> <code value="correct"/> </coding> </action> </except> </Consent>