Figure 2
From: Granulomatous cheilitis associated with exacerbations of Crohn's disease: a case report

Histological picture of the patient's lip before the diagnosis of Crohn's disease. Multilayer squamous epithelium covering the tissue specimen, scattered clusters of lymphocytes and histiocytes resembling non-caseating granulomas, and infiltration of the small vessel walls of the underlying connective tissue by monocytes are seen.