title: [Psoas margin as a cause of erroneous x-ray diagnosis in sigmoid tumors (psoas margin syndrome)].
mesh_terms: D000368:Aged; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008159:Lumbar Vertebrae; D008297:Male; D008875:Middle Aged; D009132:Muscles; D009133:Muscular Atrophy / Q000150:complications*; D011859:Radiography; D012811:Sigmoid Neoplasms / Q000000981:diagnostic imaging*
vernacular_title: Der Psoasrand als Ursache röntgenologischer Fehldiagnosen von Sigma-Tumoren (Psoasrandsyndrom.