Abstract:

Nailfold capillary microscopy is a simple， noninvasive and inexpensive method， which can facilitate showing microvascular involvement and follow up. It is useful in staging scleroderma patients and also correlates with digital ulcer and lung involvement.In other rheumatic diseases， such as dermatomyositis，undifferentiated connective tissue disease and systemic lupus erythematosus， we can also detect micro/cardiovascular abnormalities under nailfold capillaroscopy.

Key words: scleroderma, systemic；nailfold , videocapillaroscopy, Raynaud’s phenomenon