Necrotizing granuloma
GranulomaA granuloma is a clump of cells that forms when the immune system tries to fight off a harmful substance but cannot remove it from the body.
A necrotizing granuloma is an area of inflammation in which tissue has died. Necrotizing means dying or decaying.
Tuberculosis and granulomatosis with polyangiitis are conditions that cause necrotizing granulomas.
Tuberculosis
Pulmonary tuberculosis (TB) is a contagious bacterial infection that involves the lungs. It may spread to other organs.
Granulomatosis with polyangiitis
Granulomatosis with polyangiitis (GPA) is a rare disorder in which blood vessels become inflamed. This leads to damage in major organs of the body. ...
References
Jones KD, Urisman A. Histopathologic approach to the surgical lung biopsy in interstitial lung disease. In: Collard HR, Richeldi L, eds. Interstitial Lung Disease. Philadelphia, PA: Elsevier; 2018:chap 12.
Review Date: 9/9/2023
Reviewed By: Debra G. Wechter, MD, FACS, General Surgery Practice Specializing in Breast Cancer, Virginia Mason Medical Center, Seattle, WA. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.