Sanfilippo disease: Buhot cells in the cerebrospinal fluid.
D000293:Adolescent; D002555:Cerebrospinal Fluid / Q000166:cytology*; D003581:Cytodiagnosis; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D009083:Mucopolysaccharidoses / Q000175:diagnosis*; D009084:Mucopolysaccharidosis III / Q000175:diagnosis*; D012156:Reticulocytes / Q000648:ultrastructure*