title: Acute calcium pyrophosphate dihydrate crystal-induced tenosynovitis.
abstract: Calcium pyrophosphate dihydrate crystal deposition in tendon sheaths is a rare cause of acute and chronic tenosynovitis. An elderly patient with acute wrist pyrophosphate tenosynovitis and transient periarticular calcification is described.
authors.affiliation: Division of Rheumatology, Department of Medicine, Sunnybrook Health Science Centre, University of Toronto, Toronto, Ontario, Canada.
authors.forename: A G
authors.initials: AG
authors.lastname: Fam