| OEF | oil immersion field; oxygen extraction fraction |
|---|---|
| OIF | observed intrinsic frequency; oil immersion field; Osteogenesis Imperfecta Foundation |
| ol | oliv olive oil [Lat. oleum olivea] |
| OR | a logical binary relation that is true if any argument is true, and false otherwise; [o]estrogen rec... |
| ORE | oil retention enema |
| waxy liver | Amyloid degeneration of the liver. Synonym: lardaceous liver. (05 Mar 2000) |
|---|---|
| complex liver mass in kids | <radiology> Epithelial, FNH (uncommon, F greater than M), hepatic adenoma (uncommon, F greater than M), hepatoma (increased aFP in 90%), hepatoblastoma (increased aFP, less than 2 years of age), mesenchymal, hamartoma, cavernous haemangioma, haemangioendothelioma, embryonal rhabdomyosarcoma (obstructs common bile duct; less than 5 years of age), undifferentiated sarcoma, teratoma, abscess / haematoma / complicated cyst (12 Dec 1998) |
| constitutional liver dysfunction | An inherited disorder that affects the way bilirubin in handled by the liver. Thought to be due to an inborn error of bilirubin metabolism. Symptoms include mild jaundice, weakness, fatigue, nausea and abdominal pain. (27 Sep 1997) |
| coronary ligament of liver | Peritoneal reflections from the liver to the diaphragm at the margins of the bare area of the liver. Synonym: ligamentum coronarium hepatis. (05 Mar 2000) |
| polycystic liver | Gradual cystic dilation of intralobular bile ducts (Meyenburg's complexes) that fail to involute in embryologic development of the liver; frequently associated with bilateral congenital polycystic kidneys and occasionally with cystic involvement of the pancreas, lungs, and other organs. Synonym: polycystic liver disease. (05 Mar 2000) |
| polycystic liver disease | Gradual cystic dilation of intralobular bile ducts (Meyenburg's complexes) that fail to involute in embryologic development of the liver; frequently associated with bilateral congenital polycystic kidneys and occasionally with cystic involvement of the pancreas, lungs, and other organs. Synonym: polycystic liver disease. (05 Mar 2000) |
| portal lobule of liver | A conceptual unit of the liver, emphasizing its exocrine function in bile secretion, which comprises a roughly triangular shaped cross-sectional area with a portal canal at its centre and three or more venae centrales hepatis at its periphery. (05 Mar 2000) |
| posterior part of the diaphragmatic surface of the liver | That portion of the diaphragmatic surface of the liver that includes the bare area and the caudate lobe. Synonym: pars posterior faciei diaphragmatis hepatis. (05 Mar 2000) |
| cyanotic atrophy of the liver | A sequela of longstanding hepatic congestion due to high pressure in the right atrium as in chronic constrictive pericarditis and severe, protracted right ventricular failure. (05 Mar 2000) |
| cystic liver metastases | <radiology> Mucinous ovarian carcinoma, colonic carcinoma, sarcoma, melanoma, lung carcinoma, carcinoid tumour see: liver metastases (12 Dec 1998) |
| hobnail liver | In Laennec's cirrhosis, the contraction of scar tissue and hepatic cellular regeneration which causes a nodular appearance of the liver's surface. (05 Mar 2000) |
| segments of liver | Territories of the liver with independent portobilioarterial distribution or independent venous drainage. The naming of segments in the NA is based upon the portobilioarterial distribution. See: anterior segment, lateral segment, medial segment, posterior segment. Synonym: segmenta hepatis, segments of liver. (05 Mar 2000) |
| hot liver lesion | <radiology> Vena cava (superior vena cava/IVC) obstruction, QUADRATE (anterior medial segment of left lobe), basilic vein injection most likely to be collaterals, Budd-Chiari syndrome, CAUDATE lobe, cirrhosis, focal nodular hyperplasia (FNH), haemangioma see also: liver-spleen scan (12 Dec 1998) |
| serosa of liver | Serous coat of the liver; peritoneal covering of the liver, enclosing almost all except for a triangular area on its posterior surface, (the "bare area of the liver") and a smaller area where the liver and gallbladder are in direct contact. Synonym: tunica serosa hepatis. (05 Mar 2000) |
| hypervascular liver metastases | <radiology> Renal cell carcinoma, carcinoid tumour, colonic carcinoma, choriocarcinoma, breast carcinoma, melanoma, pancreatic islet cell tumour, ovarian cystadenocarcinoma, sarcomas, pheochromocytoma see: liver metastatses (12 Dec 1998) |