Delusion Morbid jealousy 2023-07-28T13:55:40Z Pathological jealousy A disorder of delusional content wherein the affected individual believes they are a victim of their partner's infidelity. It is often based on delusional evidence of an erotic or romantic nature. There may be an affective (mood related) component or may be associated with substance use disorders. It may also occur on its own. There may be associated behaviors to monitor or gather evidence of the perceived infidelity. Delusion of infidelity