Inflammation-Associated Microvascular Dysfunction in Polymyalgia Rheumatica: Reversible Capillary Impairment Documented in an Older Patient.

Longitudinal nailfold videocapillaroscopy in an older patient with polymyalgia rheumatica shows reduced capillary density during active disease and restoration after glucocorticoid therapy, supporting inflammation-driven but reversible microvascular dysfunction.