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December 15, 2008

Soft-Tissue Swelling Around the Proximal Interphalangeal Joints Bilaterally—Diagnosis

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Copyright 2008 American Medical Association. All Rights Reserved. Applicable FARS/DFARS Restrictions Apply to Government Use.2008

Arch Dermatol. 2008;144(12):1651-1656. doi:10.1001/archderm.144.12.1652-a

Histopathologic analysis of the skin biopsy specimen showed increased dermal collagen (Figure 2) and increased mucin deposits (Figure 3).

Pachydermodactyly is a rare disorder first described by Bazex and Teillard1 in 1973. To date, only about 60 cases of this benign condition have been reported worldwide. Female patients with the disorder have been described, although rarely2; it primarily occurs in young males, generally in adolescence or young adulthood.3