This code system http://terminology.hl7.org/CodeSystem/flag-category defines the following codes:
\n \n \n \n \n \n Code\n \n | \n \n \n \n Display\n \n | \n \n \n \n Definition\n \n | \n \n
\n \n \n \n diet\n \n \n \n | \n \n Diet | \n \n Flags related to the subject's dietary needs. | \n \n
\n \n \n \n drug\n \n \n \n | \n \n Drug | \n \n Flags related to the subject's medications. | \n \n
\n \n \n \n lab\n \n \n \n | \n \n Lab | \n \n Flags related to performing laboratory tests and related processes (e.g. phlebotomy). | \n \n
\n \n \n \n admin\n \n \n \n | \n \n Administrative | \n \n Flags related to administrative and financial processes. | \n \n
\n \n \n \n contact\n \n \n \n | \n \n Subject Contact | \n \n Flags related to coming into contact with the patient. | \n \n
\n \n \n \n clinical\n \n \n \n | \n \n Clinical | \n \n Flags related to the subject's clinical data. | \n \n
\n \n \n \n behavioral\n \n \n \n | \n \n Behavioral | \n \n Flags related to behavior. | \n \n
\n \n \n \n research\n \n \n \n | \n \n Research | \n \n Flags related to research. | \n \n
\n \n \n \n advance-directive\n \n \n \n | \n \n Advance Directive | \n \n Flags related to subject's advance directives. | \n \n
\n \n \n \n safety\n \n \n \n | \n \n Safety | \n \n Flags related to safety precautions. | \n \n
\n \n