| VF | left leg [electrode]; ventricular fibrillation; ventricular fluid; ventricular flutter; visual field... |
|---|---|
| VISC | vitreous infusion suction cutter |
| coloboma of vitreous | A congenital indentation of the vitreous body by mesoderm; associated with severe myopia. (05 Mar 2000) |
|---|---|
| primary vitreous | The vitreous first formed in the embryo between the optic cup and the lens vesicle, and later vascularised by the hyaloid artery and its branches. (05 Mar 2000) |
| secondary vitreous | Avascular vitreous formed around the primary vitreous. (05 Mar 2000) |
| stroma of vitreous | The delicate framework of the vitreous body embedded in or enclosing the vitrous humor. Synonym: stroma vitreum. (05 Mar 2000) |
| tertiary vitreous | Vitreous fibrils derived from the neuroepithelium of the ciliary body and forming the ciliary zonule. (05 Mar 2000) |
| acute lower GI haemorrhage | <gastroenterology> Typical presentation: Sudden onset of brisk rectal bleeding without blood in gastric aspirate Diagnostic considerations: diverticulosis, angiodysplasia, ischemic colitis, inflammatory bowel disease (rarely), polyps are usually present, carcinoma causing a chronic bleed, haemorrhoids. (12 Dec 1998) |
| adrenal haemorrhage | <radiology> Neonate, right more common, 10% bilateral, birth trauma, hypoxia, septicaemia, congenital syphilis, haemorrhagic disorders (haemophilia, etc.) adult, septicaemia (Waterhouse-Friderichsen syndrome), tumour, trauma Notes: usually resolves in 4-6 weeks, adrenal insufficiency rare, even if bilateral, may calcify (12 Dec 1998) |
| arteries of cerebral haemorrhage | Numerous small branches from the sphenoidal part of the middle cerebral arteries supplying the lateral and anterior parts of the corpus striatum. Synonym: arteriae centrales anterolaterales, arteriae thalamostriatae anterolaterales, anterolateral central arteries, anterolateral striate arteries, anterolateral thalamostriate arteries, arteries of cerebral haemorrhage, lenticulostriate arteries. (05 Mar 2000) |
| brainstem haemorrhage | Haemorrhage into the pons or mesencephalon, often secondary to brainstem distortion by transtentorial herniations due to rapidly expanding intracranial lesions. (05 Mar 2000) |
| gastric haemorrhage | Haemorrhage from the stomach. Synonym: gastric haemorrhage. Origin: Gastro-+ G. Rhegnymi, to burst forth (05 Mar 2000) |
| gastrointestinal haemorrhage | Bleeding in the gastrointestinal tract. (12 Dec 1998) |
| parenchymatous haemorrhage | Bleeding into the substance of an organ. (05 Mar 2000) |
| gingival haemorrhage | The flowing of blood from the marginal gingival area, particularly the sulcus, seen in such conditions as gingivitis, marginal periodontitis, injury, and ascorbic acid deficiency. (12 Dec 1998) |
| renal haemorrhage | Gross haematuria, the source of which is in the kidney. (05 Mar 2000) |
| cerebral haemorrhage | A sudden and abrupt bleeding into the tissue of the brain. Usually occurs as the result of a weakened artery from the effects of high blood pressure and atherosclerosis. (27 Sep 1997) |