| VACTERL | vertebral abnormalities, anal atresia, cardiac abnormalities, tracheoesophageal fistula and/or esoph... |
|---|---|
| VAH | vertebral ankylosing hyperostosis; Veterans Affairs Hospital; virilizing adrenal hyperplasia |
| VATER | vertebral defects, imperforate anus, tracheoesophageal fistula, and radial and renal dysplasia |
| vert | vertebra, vertebral |
| VAO | Vertebral artery origin |
| venous sinus of sclera | sinus venosus sclerae |
|---|---|
| venous star | A small, red nodule formed by a dilated vein in the skin; caused by increased venous pressure. (05 Mar 2000) |
| venous stasis | Congestion and slowing of circulation in veins due to blockage by either obstruction or high pressure in the venous system, usually best seen in the feet and legs. (05 Mar 2000) |
| venous-stasis retinopathy | A uniocular retinopathy associated with occlusion of the central retinal vein; a nonischemic central retinal vein occlusion. (05 Mar 2000) |
| venous valve | A fold of the lining layer of a vein to prevent a reflux of blood. Synonym: valvula venosa. (05 Mar 2000) |
| rectal venous plexus | A venous plexus resting upon the posterior and lateral walls of the rectum; it drains into the superior rectal vein to the portal, the middle rectal to the internal iliac and the inferior rectal to the internal pudendal. Synonym: plexus venosus rectalis, haemorrhoidal plexus. (05 Mar 2000) |
| vesicular venous plexus | A plexus of veins around the fundus and sides of the bladder. Synonym: plexus venosus vesicalis, venous plexus of bladder. (05 Mar 2000) |
| catheterization, central venous | Placement of an intravenous catheter in the subclavian, jugular, or other central vein for central venous pressure determination, chemotherapy, haemodialysis, or hyperalimentation. (12 Dec 1998) |
| renal-splenic venous shunt | Anastomosis of the splenic vein to the left renal vein, usually end-to-side, for control of portal hypertension. Synonym: renal-splenic venous shunt. (05 Mar 2000) |
| central venous catheter | <equipment> Small, flexible plastic tube inserted into the large vein above the heart, through which drugs and blood products can be given and blood samples withdrawn painlessly. Synonym: central line, Hickman catheter. (12 Jan 1998) |
| central venous line | <equipment> Small, flexible plastic tube inserted into the large vein above the heart, through which drugs and blood products can be given and blood samples withdrawn painlessly. Synonym: central line, Hickman catheter. (12 Jan 1998) |
| central venous pressure | The venous pressure as measured at the right atrium, done by means of a catheter introduced through the median cubital vein to the superior vena cava, the distal end of the catheter being attached to a manometer. (12 Dec 1998) |
| chronic venous insufficiency | <cardiology> A condition in which the vein do not channel the flow of blood adequately. most often this condition is seen in the veins of the lower extremities. Symptoms include leg swelling, leg pain and muscle cramps. This condition can predispose to venous thrombosis. (27 Sep 1997) |
| plantar venous arch | The arch formed by the plantar digital veins from the toes which accompanies the plantar arterial arch. Synonym: arcus venosus plantaris. (05 Mar 2000) |
| plantar venous network | A fine superficial venous network in the sole of the foot. Synonym: rete venosum plantare. (05 Mar 2000) |