Two-dimensional pulsed echo detection of para-aortic lymph nodes.
D006801:Humans; D007866:Leg; D007945:Leukemia, Lymphoid / Q000150:complications; D008198:Lymph Nodes; D008206:Lymphatic Diseases / Q000175:diagnosis; D008223:Lymphoma / Q000150:complications; D008297:Male; D008545:Melanoma / Q000150:complications; D012186:Retroperitoneal Neoplasms / Q000175:diagnosis; D012187:Retroperitoneal Space; D013736:Testicular Neoplasms / Q000150:complications; D014463:Ultrasonography