Direct immunofluorescence testing in vasculitis —A single institution experience with Henoch‐Schönlein purpura

ConclusionsLCV is an H&E‐based histopathologic diagnosis that can have positive, negative and non‐specific DIF results that are rarely contributory except in the setting of HSP, where DIF is best utilized with IgA as the sole immunoreactant. H&E‐based triage of DIF orders is recommended.

Source: Journal of Cutaneous Pathology - November 8, 2017 Category: Pathology Authors: Patrick Feasel, Steven D. Billings, Wilma F. Bergfeld, Melissa P. Piliang, Anthony P. Fernandez, Jennifer S. Ko Tags: ORIGINAL ARTICLE Source Type: research