Advantages of ultrasonography in evaluating abdominal masses.
D000008:Abdominal Neoplasms / Q000175:diagnosis*; D000368:Aged; D001014:Aortic Aneurysm / Q000175:diagnosis; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007680:Kidney Neoplasms / Q000175:diagnosis; D008107:Liver Diseases / Q000175:diagnosis; D008297:Male; D008875:Middle Aged; D010190:Pancreatic Neoplasms / Q000175:diagnosis; D013163:Splenomegaly / Q000175:diagnosis; D013923:Thromboembolism / Q000175:diagnosis; D014463:Ultrasonography