Acute infection in the articulation of the transverse process of the lumbosacral transitional vertebra.
D000328:Adult; D001416:Back Pain / Q000175:diagnosis*; D006801:Humans; D007239:Infections; D007592:Joint Diseases / Q000175:diagnosis*; D008161:Lumbosacral Region / Q000000981:diagnostic imaging; D008297:Male; D011859:Radiography; D012446:Sacroiliac Joint