Nailfold videocapillaroscopy (NVC) in Dx of systemic sclerosis - study of 258 NVCs found giant capillaries (specificity 98%) & capillary density to be best at defining a scleroderma pattern (39%). Density ≤8 capillaries/mm best defined dropout (AUC 0.911); having both = 91% https://t.co/WQx6fbQiAB