TY - JOUR T1 - Hydroxychloroquine-induced Hyperpigmentation of the Skin JF - The Journal of Rheumatology JO - J Rheumatol SP - 135 LP - 136 DO - 10.3899/jrheum.140995 VL - 42 IS - 1 AU - AMR H. SAWALHA Y1 - 2015/01/01 UR - http://www.jrheum.org/content/42/1/135.abstract N2 - Hydroxychloroquine (HCQ)-associated hyperpigmentation is uncommon, with onset ranging from 3 months to 22 years following the initiation of therapy1.A 32-year-old woman presented with a 1.5-year history of symmetric polyarthritis, positive rheumatoid factor, and anticyclic citrullinated peptide antibody, without erosive joint changes. She had presented shortly after a Cesarean birth complicated by wound dehiscence and infection. She was diagnosed with rheumatoid arthritis, and treatment was initiated with HCQ 200 mg twice … ER -