Is nailfold capillaroscopy useful for prognostication and evaluation of disease progression in MCTD/myositis patients?

Great question for clinicians: Nailfold capillaroscopy is useful for several systemic autoimmune diseases and, not surprisingly, multiple studies have documented frequent nailfold capillary abnormalities in patients with multiple types of autoimmune myositis, including dermatomyositis (DM), anti-syn...