A rare form of palmoplantar keratoderma.

A rare X-linked condition typically including follicular atrophoderma, multiple basal cell carcinomas, hypotrichosis, and hypohidrosis.

A congenital neurodegenerative syndrome with various physical anomalies, including severe midface retraction, and retarded growth and mental development.

scotopic sensitivity syndrome

A loss of sensation and motor function caused by the lateral hemisection of the spinal cord.

A form of arteriopathy characterized by severe transient neurological symptoms, or stroke, and livedo reticularis or livedo racemosca.

congenital self-healing reticulohistiocytosis: a self-limited form of Langerhans cell histiocytosis

A triad of severe neuropsychological impairments: simultanagnosia, oculomotor apraxia, and optic ataxia.

Plummer-Vinson syndrome

A rare disease characterized by difficulty in swallowing, iron-deficiency anemia, and esophageal webs.