Factitious Disorder
Intentional falsification of symptoms or induction of illness without obvious external rewards.
Etiology (Biopsychosocial Model)
Biological: History of chronic illness may prime behavior.
Psychological: Identity linked with “sick role,” unresolved trauma.
Social: Health system access, desire for care/attention.
Symptoms & Diagnosis (Mnemonic: FAKE)
F - Falsified or induced symptoms
A - Absence of external gain (e.g., money)
K - Knowingly presents as ill
E - Excludes other psychiatric disorders
Treatment
Empathic confrontation
Long-term psychotherapy (psychodynamic, DBT)
Safety and legal measures if imposed on another
Info
DSM-5-TR Code
F68.10 (self), F68.11 (imposed on another)
Prevalence
True prevalence unknown due to concealment; possibly ~1% in inpatient settings.