Tuberculous psoas muscle abscess.
D000038:Abscess / Q000150:complications / Q000000981:diagnostic imaging* / Q000209:etiology; D000293:Adolescent; D000328:Adult; D002114:Calcinosis / Q000150:complications / Q000175:diagnosis; D003937:Diagnosis, Differential; D005205:Fascia / Q000033:anatomy & histology; D005260:Female; D006801:Humans; D008161:Lumbosacral Region; D008297:Male; D009132:Muscles / Q000033:anatomy & histology; D009135:Muscular Diseases / Q000150:complications / Q000000981:diagnostic imaging* / Q000209:etiology; D011859:Radiography; D013131:Spine / Q000000981:diagnostic imaging; D014399:Tuberculosis, Spinal / Q000150:complications*