Transition from well-defined connective tissue disorders such as rheumatoid arthritis and systemic lupus and histologically defined sarcoidosis is well described, as are the reverse "conversions." ...

The “black sheep” in a family of already unusual diseases, Löfgren syndrome presents acutely unlike the subtle onset and gradual disease progression characteristic of other types of sarcoidosis.

Erythema nodosum represents the most common form of panniculitis, manifesting as tender, erythematous nodules predominantly on the pretibial regions. Often considered a hypersensitivity reaction, its ...

The answer is (c) sarcoidosis. We diagnosed a variant of sarcoidosis known as Löfgren's syndrome based on the patient's history of malaise, low-grade fever, bilateral ankle periarthritis, erythema ...

The ACCESS study, [2] a case-controlled, multicenter study, involved 10 centers in the United States between 1997 and 1999. Incident cases and matched controls were compared on the prevalence of ...

A 59-year-old woman has had recurrent painful nodules on both legs for more than three years. Results of previous punch biopsy were nonspecific, although there is a possibility of erythema nodosum (EN ...