| postbrachial | On or in the posterior part of the upper arm. (05 Mar 2000) |
|---|---|
| postbulbar duodenal ulcers | <radiology> Peptic ulcer disease, only 5% of benign ulcers are postbulbar, Zollinger-Ellison syndrome (gastrinoma), 25% postbulbar, benign tumour (especially leiomyoma), malignant tumour, primary duodenal carcinoma, invasion (nnodes, pancreas, colon, kidney, gall bladder), malignant melanoma, Crohn's disease, TB, aorticoduodenal fistula, simulators: ectopic pancreas, duodenal tics (12 Dec 1998) |
| postcapillary pulmonary hypertension | <radiology> Heart: LV failure, mitral stenosis, LA myxoma / thrombus, cor triatriatum, Pulmonary veins: congenital stenosis of pulmonary vein origin, mediastinal granulomata and neoplasms, idiopathic pulmonary veno-occlusive disease, anomalous pulmonary venous return (12 Dec 1998) |
| postcapillary venule | That portion of the blood circulation immediately downstream of the capillary network, the region having the lowest wall shear stress and the most common site of leucocytic margination and endothelial transmigration (diapedesis). (18 Nov 1997) |
| postcapillary venules | The microvasculature immediately following the capillaries, ranging in size from 10 to 50 um, and characterised by investment of pericytes; they are the site of extravasation of blood cells, are particularly sensitive to histamine, and are believed to be important in blood-interstitial fluid exchanges. Synonym: pericytic venules. (05 Mar 2000) |
| postcardinal | Relating to the posterior cardinal veins. (05 Mar 2000) |
| postcardiotomy syndrome | <syndrome> A febrile illness associated with pericardial and sometimes pleuropulmonary reaction that often follows extensive pericardiotomy. (12 Dec 1998) |
| postcava | Origin: NL. See Post-, and Cave. <anatomy> The inferior vena cava. Post"caval. Source: Websters Dictionary (01 Mar 1998) |
| postcaval | Relating to the inferior vena cava. (05 Mar 2000) |
| postcaval ureter | Congenital defect where the right ureter passes deep to the inferior vena cava on its descent to the bladder. (05 Mar 2000) |
| postcentral | Referring to the cerebral convolution forming the posterior bank of the central sulcus: the postcentral gyrus. (05 Mar 2000) |
| postcentral area | The cortex of the postcentral gyrus. (05 Mar 2000) |
| postcentral artery | <anatomy, artery> A branch of the terminal part of the middle cerebral artery distributing to the cortex on either side of the postcentral sulcus. Synonym: arteria sulci postcentralis, artery of postcentral sulcus, postcentral artery. (05 Mar 2000) |
| postcentral fissure | A fissure on the superior surface of the cerebellum separating the culmen from the central lobule. (05 Mar 2000) |
| postcentral gyrus | The anterior convolution of the parietal lobe, bounded in front by the central sulcus (fissure of Rolando) and posteriorly by the interparietal sulcus. Synonym: gyrus postcentralis, ascending parietal convolution, ascending parietal gyrus, posterior central convolution, posterior central gyrus. (05 Mar 2000) |