title: A six-year-old boy with autism and left hip pain.
authors.affiliation: Division of Paediatric Medicine, Department of Paediatrics, The Hospital for Sick Children, Toronto, Ont.
authors.forename: Stephanie
authors.initials: S
authors.lastname: Erdle
authors.affiliation: Division of Paediatric Medicine, Department of Paediatrics, The Hospital for Sick Children, Toronto, Ont. melanie.conway@sickkids.ca.
authors.forename: Melanie
authors.initials: M
authors.lastname: Conway
authors.affiliation: Division of Paediatric Medicine, Department of Paediatrics, The Hospital for Sick Children, Toronto, Ont.
authors.forename: Michael
authors.initials: M
authors.lastname: Weinstein
mesh_terms: D018771:Arthralgia / Q000175:diagnosis* / Q000209:etiology; D000067877:Autism Spectrum Disorder / Q000150:complications*; D001851:Bone Diseases, Metabolic / Q000000981:diagnostic imaging* / Q000209:etiology; D002648:Child; D004032:Diet; D005882:Gingival Diseases / Q000175:diagnosis* / Q000209:etiology; D006621:Hip Joint; D006801:Humans; D008297:Male; D011693:Purpura / Q000175:diagnosis* / Q000209:etiology; D011859:Radiography; D012614:Scurvy / Q000150:complications / Q000175:diagnosis*; D014808:Vitamin D Deficiency / Q000150:complications / Q000175:diagnosis*