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Dermatophagia is a type of pica and a body-focused repetitive behavior that involves gnawing or biting one's own skin, usually at the fingers. It can be conscious or unconscious, and it may be related to other disorders such as OCD or autism.
Autophagia is the practice of biting or consuming one's own body, such as nails, hair or fingers. It is a sub category of self-injurious behavior and may be related to mental disorders, impulse control or pain seeking.
Excoriation disorder, also known as dermatillomania or skin picking disorder, is a mental disorder that causes repeated picking at one's own skin. It can be triggered by stress, anxiety, or perceived skin defects, and can lead to physical damage, infection, and psychological distress.
Psychomotor agitation is a symptom of various disorders and health conditions, such as schizophrenia, bipolar disorder, PTSD, and withdrawal. It involves unintentional and purposeless motions and restlessness, often accompanied by emotional distress. Pacing around is one of the typical manifestations of psychomotor agitation.
Nail biting is an oral habit of biting one's fingernails, which can be a sign of anxiety, stress or other disorders. It can lead to infections, dental problems, social stigma and low self-esteem. Learn about the signs, symptoms, related disorders and treatment options for nail biting.
Greig cephalopolysyndactyly syndrome is a rare disorder that affects limbs, head, and face development. It is caused by mutations in the GLI3 gene and inherited in an autosomal dominant pattern.
Learn about the four muscles that elevate, retract, depress, and protract the mandible (lower jaw) during chewing and talking. The deep head of the lateral pterygoid is one of the muscles of mastication, derived from the first pharyngeal arch and innervated by the trigeminal nerve.
Learn about the causes, symptoms, and treatment of tongue thrust, a type of orofacial myofunctional disorder that affects swallowing and speech. Tongue thrust is a habitual resting or thrusting of the tongue forward or sideways against or between the teeth.