Source:http://linkedlifedata.com/resource/umls/id/C0002915
CSP: state of total unconsciousness resulting from anesthetic drugs.,NCI: Actions that render a patient unconscious for the purpose of performing a diagnostic or interventional procedure.,NCI: A temporary loss of feeling and a complete loss of awareness that feels like a very deep sleep. It is caused by special drugs or other substances called anesthetics. General anesthesia keeps patients from feeling pain during surgery or other procedures.