title: Langerhans' cell histiocytosis presenting with progressive spinocerebellar ataxia.
mesh_terms: D000328:Adult; D003937:Diagnosis, Differential; D006646:Histiocytosis, Langerhans-Cell / Q000175:diagnosis*; D006801:Humans; D008279:Magnetic Resonance Imaging / Q000379:methods; D008297:Male; D020754:Spinocerebellar Ataxias / Q000175:diagnosis*