Reviewer: Hanni Gulwani, M.D. (see Reviewers page)
Revised: 13 February 2013, last major update September 2012
Copyright: (c) 2003-2013, PathologyOutlines.com, Inc.
● Associated with cholecystitis, but only 20% have gallstones or sludge
● Vasculitis often due to polyarteritis nodosa (involves gallbladder at autopsy in 10-40%)
● Polyarteritis nodosa of gallbladder (Cases J 2009;2:9300)
● p-ANCA associated vasculitis associated with cholecystitis (J Clin Rheumatol 2009;15:75)
Fibrinoid necrosis of small artery associated with lymphocytes and macrophages
End of Gallbladder > Miscellaneous non-tumor > Vasculitis
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