FRI0471 Negative Temporal Artery Biopsies: Pathologic Findings of Patients with Biopsy-Negative GIANT Cell Arteritis Compared to Those of Patients without Arteritis

Abstract

BackgroundTemporal artery biopsy (TAB) showing transmural inflammation is considered the gold standard for the diagnosis of giant cell arteritis (GCA). A negative TAB does not rule out GCA, and a...