Human pathology

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necrotizing alveolar capillaritis

Synopsis

- capillaritis

  • early stage of capillaritis
    • very little neutrophil exudation

- fibrinoid necrosis of the alveolar wall
- conspicuous accumulation of neutrophils developed after fibrinoid necrosis

Etiology

- microscopic polyangiitis (half of the autopsy cases) (9126042)