Behçet Disease (Behçet's Disease) By Alexandra Villa-Forte, MD, MPH, Cleveland Clinic Reviewed / Revised Jun 2022 | Modified Sep 2022 View Patient Education Symptoms and Signs Diagnosis Prognosis Treatment Key Points Topic Resources Behçet Disease (Oral Lesions) Oral and Genital Lesions... Behçet Disease (Scrotal) Erythema Nodosum in Behçet... Behçet Disease (Pathergy) Behçet Disease (Hypopyon) Eye Findings in Behçet Disease Behçet disease is a multisystem, relapsing, chronic vasculitic disorder with mucosal inflammation.