Case Presentation: An 86 years old male with a history of pulmonary fibrosis, HTN, CHF, RA, valve replacement presented after left eye transient visual loss and exertional dyspnea. He reported an episode of painless vision loss in the left eye, felt like a grey curtain was pulled down over his left eye and lasted about 30 seconds. He [...]

Case Presentation: Microscopic polyangiitis (MPA) is a rare form of small-vessel vasculitis strongly associated with antineutrophil cytoplasmic antibodies (ANCA), particularly myeloperoxidase (MPO-ANCA). While the kidneys are the most commonly affected organ, MPA can also present with pulmonary involvement, manifesting as interstitial lung disease (ILD). This presentation is particularly challenging to diagnose in older adults, as [...]