Diagnosis: Fibroblastic rheumatism.
MICROSCOPIC FINDINGS AND CLINICAL COURSE
Histopathologic examination revealed whorls of plump spindle cells in a background of slightly thickened collagen in the superficial dermis. Sparse numbers of lymphocytes were present around adjacent superficial capillary plexus vessels.
The papules and arthritis persisted for more than 6 months after the diagnosis was made, despite therapeutic trials of low-dose oral prednisone and nonsteroidal anti-inflammatory agents. The patient was referred to a physical therapist for maintenance of joint mobility and has been unavailable for further follow-up.
DISCUSSION
Fibroblastic rheumatism is a rare dermatosis-arthritis syndrome that was originally described in France,1 with 18 cases documented in the medical literature. Patients range in age from 8 to 68 years and may be of either sex.
Patients present with several asymptomatic, smooth, indurated, flesh-colored to erythematous papulonodules (2-20 mm in diameter),2-3 most commonly on the dorsal surface of the joints of the hands but also on the ears, neck, elbows, and knees. After . . . [Full Text of this Article]