title: Pediatric hypothyroidism presenting with a polymyositis-like syndrome and increased creatinine: report of three cases.
abstract: We report three pediatric cases of primary hypothyroidism presenting with musculoskeletal complaints, elevated muscle enzymes and increased creatinine. Thyroid hormone replacement led to improvement in both the clinical features and laboratory abnormalities.
authors.affiliation: Department of Pediatrics, Divisions of Rheumatology and Endocrinology, Montreal Children's Hospital, McGill University Health Center, McGill University, Montreal, Quebec, Canada.
authors.forename: Anne Marie
authors.initials: AM
authors.lastname: Sbrocchi
authors.forename: Gaëlle
authors.initials: G
authors.lastname: Chédeville
authors.forename: Rosie
authors.initials: R
authors.lastname: Scuccimarri
authors.forename: Ciarán M
authors.initials: CM
authors.lastname: Duffy
authors.forename: Preetha
authors.initials: P
authors.lastname: Krishnamoorthy
mesh_terms: D002648:Child; D003404:Creatinine / Q000378:metabolism*; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007037:Hypothyroidism / Q000150:complications / Q000175:diagnosis* / Q000378:metabolism; D008297:Male; D017285:Polymyositis / Q000150:complications / Q000175:diagnosis* / Q000378:metabolism; D013577:Syndrome; D013960:Thyroid Function Tests
chemical_list: D003404:Creatinine