Red lanula (nail)
- reddish lunulae (the nail lunula is often referred to as “moons” of the nail - the lunula is in fact the front end of the matrix) has been reported in association with various conditions:
- alopecia areata
- patients on oral prednisone for rheumatoid arthritis
- collagen vascular disease
- cardiac failure
- chronic obstructive pulmonary disease
- cirrhosis
- chronic urticaria
- psoriasis
- carbon monoxide poisoning
Reference:
- Zaiac MN, Daniel CR. Nails in systemic disease Dermatologic Therapy 2002;15 (2); 99–106.
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