| ADP | adenopathy; adenosine diphosphate; administrative psychiatry; approved drug product; area diastolic ... |
|---|---|
| HA | H antigen; Hakim-Adams [syndrome]; halothane anesthesia; Hartley [guinea pig]; headache; health alli... |
| IRF | idiopathic retroperitoneal fibrosis; impulse response function; interferon regulatory factor; intern... |
| RF | radial fiber; radio frequency; receptive field; regurgitant fraction; Reitland-Franklin [unit]; rela... |
| RP | radial pulse; radiopharmaceutical; rapid processing [of film]; Raynaud phenomenon; reactive protein;... |
| IRF | Idiopathic Retroperitoneal Fibrosis |
|---|---|
| RP | Retroperitoneal |
| RPF | Retroperitoneal fibrosis |
| RPLND | Retroperitoneal lymph node dissection |
| RLA | Retroperitoneal lymphadenectomy |
| retroperitoneal adenopathy | <radiology> Ultrasound: increased echo most likely to be adenocarcinoma, decreased echo most likely to be lymphoma (12 Dec 1998) |
|---|
| adenopathy | <pathology> A general term for glandular disease. Origin: Gr. Pathos = disease (27 Sep 1997) |
|---|---|
| mesenteric adenopathy | <radiology> 4% in Hodgkin's disease, 50% in non-Hodgkin's lymphoma, ** sandwich sign (12 Dec 1998) |
| retroperitoneal | <anatomy> Behind or posterior to the peritoneum. (11 Jan 1998) |
| retroperitoneal fibrosis | <radiology> Ureters tapered or obstructed, most severe at L4-5, ureters deviated medially, Treatment: symptomatic; steroids have ? long-term benefit Differential diagnosis: malignancy, lymphoma (especially Hodgkin's), metastasis from colon and breast, retroperitoneal sarcoma, drugs, methysergide (Sansert), haemorrhage, aortic aneurysm, trauma or surgery, inflammation, Crohn's disease, diverticulitis, pancreatitis, extravasated urine, radiation (12 Dec 1998) |
| retroperitoneal hernia | A hernia in the subperitoneal tissues. Synonym: retroperitoneal hernia, Treitz's hernia. (05 Mar 2000) |
| retroperitoneal liposarcoma | <radiology> Most common primary retroperitoneal tumour, rarely arises from lipoma, 95% of all fatty retroperitoneal tumours, 40-60 years; M>F, most radiosensitive sarcoma (32% 5-year survival) findings, CT, contrast enhancement, mixed density (fat and soft tissue elements), pseudocystic pattern: water density secondary to volume averaging, angio: hypovascular; no vessel dilation, capillary staining, laking sites for liposarcoma: lower extremity 45%, abdominal cavity and retroperitoneum 14%, trunk 14%, upper extremity 8%, head and neck 7% (12 Dec 1998) |
| retroperitoneal space | An area occupying the most posterior aspect of the abdominal cavity. It is bounded laterally by the borders of the quadratus lumborum muscles and extends from the diaphragm to the brim of the true pelvis, where it continues as the pelvic extraperitoneal space. (12 Dec 1998) |
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