Rosai-Dorfman Disease

Rosai-Dorfman disease (RDD) is a rare disease characterized by proliferation of histiocytes in lymph nodes and other organs.  Skin involvement occurs in about 10% of systemic cases, but more cases of skin-limited RDD are being recognized, especially in women, based on recent case reports and personal experience.

The other name … Continue reading

REM Syndrome

What is REM syndrome?  It sounds like it could be a rock band, a sleep disorder, or science fiction, but it’s actually a rare skin disease.  I will present a brief case history.

A middle-aged women was referred by her Dermatologist for a rash of 3 years’ duration.  A skin … Continue reading