Echographic diagnosis of retroperitoneal lymph node enlargement.
D000783:Aneurysm / Q000175:diagnosis; D000792:Angiography; D006801:Humans; D008198:Lymph Nodes; D008220:Lymphography; D008223:Lymphoma / Q000175:diagnosis*; D008228:Lymphoma, Non-Hodgkin / Q000175:diagnosis; D008722:Methods; D012186:Retroperitoneal Neoplasms / Q000175:diagnosis*; D014463:Ultrasonography