CASE AND RESEARCH LETTERS 625 Pachydermodactyly in a Patient With Generalized Anxiety

Paquidermodactilia en un paciente con trastorno de ansiedad generalizada asociado a tics To the Editor: Pachydermodactyly is a rare, benign form of acquired digital fibromatosis that mainly affects male adolescents without a family history.1 It is characterized by asymptomatic bilateral symmetric swelling of the lateral aspects of the proximal interphalangeal (PIP) joints of the second, third, fourth, and occasionally fifth fingers.1,2 Although diagnosis is essentially clinical, skin biopsy shows compact orthokeratotic hyperker-atosis, increased numbers of collagen fibers and fibroblasts, and no inflammatory changes.1 Blood and imaging tests are normal.3 We report the case of a 19-year-old man with no pas