Indwara y’igisebe cy’umufunzo (Buruli Ulcer) (izwi kandi ku izina rya Bairnsdale ulcer, Searls ulcer, cg Daintree ulcer) ni indwara yandura iterwa na mikorobe yitwa Mycobacterium ulcerans. Mu ntangiliro yo kuyandura hagaragara akabyimba cyangwa igice cy’umubili kibyimbye aliko bitagaragaza ububabare nodule . Aka kabyimba gashobora kuvamo igisebe ku mubili ulcer. Igisebe gishobora kuba kinini muko kinjiye mu mubili kurusha uko kigaragara ku ruhu rw'umubili, gishobora kandi gukikizwa n’ububyimbe bw’uruhu. Uko indwara igenda ikura, amagupfa ashobora kugerwaho nayo akandura.. Igisebe cy’umufunzo gikunda kwanduza amaboko n’amaguru; umuliro ntukunda kugaragara.