ANCA-negative microscopic polyangiitis with diffuse alveolar hemorrhage masquerading as congestive heart failure

ConclusionThis case serves as an important clinical reminder to consider AAV even in those with negative ANCA serologies and a high suspicion for pulmonary-renal syndrome. It also demonstrates the high morbidity in cases of diagnostic delay and inadequate treatment.
Source: Autoimmunity Highlights - Category: Allergy & Immunology Source Type: research