Educational Content: This article is for informational purposes only and does not constitute medical advice. Always consult a healthcare provider for diagnosis and treatment.
Definition of Body integrity identity disorder
Medically reviewed by Dr. Otari Nergadze, Neurosurgeon | Updated: January 2026
Body integrity identity disorder: (BIID) A psychological condition in which the individual actively seeks an elective amputation. Individuals with the disorder have the persistent desire to have their body physically match the idealized image they have of themselves. This desire forces individuals to deal with the paradox of losing one or more limbs to become whole.