Factitious disorders

DSM-5-TR subtypes of factitious disorder[1]American Psychiatric Association. Diagnostic and statistical manual of mental disorders, 5th ed., text revision (DSM-5-TR). Washington, DC: American Psychiatric Association; 2022.

Factitious disorder imposed on self

1. Falsification of physical or psychological signs or symptoms, or induction of injury or disease, associated with identified deception.

2. The individual presents himself or herself to others as ill, impaired, or injured.

3. The deceptive behaviour is evident even in the absence of obvious external rewards.

4. The behaviour is not better explained by another mental disorder, such as delusional disorder or another psychotic disorder.

Factitious disorder imposed on another (previously factitious disorder by proxy)

1. Falsification of physical or psychological signs or symptoms, or induction of injury or disease, in another, associated with identified deception.

2. The individual presents another individual (victim) to others as ill, impaired, or injured.

3. The deceptive behaviour is evident even in the absence of obvious external rewards.

4. The behaviour is not better explained by another mental disorder, such as delusional disorder or another psychotic disorder.