Thrombosis of the lower aorta.
D000368:Aged; D001012:Aorta, Abdominal / Q000000981:diagnostic imaging*; D001027:Aortography; D003097:Collateral Circulation; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D013927:Thrombosis / Q000000981:diagnostic imaging* / Q000503:physiopathology