| vascular resistance | An expression of the resistance offered by the systemic arterioles, and to a lesser extent by the capillaries, to the flow of blood. (12 Dec 1998) |
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| vascular ring | Anomalous arteries (aortic arches) congenitally encircling the trachea and oesophagus, at times producing pressure symptoms. (05 Mar 2000) |
| vascular sclerosis | <cardiology, disease> Imprecise term for various disorders of arteries, particularly hardening due to fibrosis or calcium deposition, often used as a synonym for atherosclerosis. (17 Oct 1997) |
| vascular sheaths | Fibrous envelopes ensheathing the arteries with their accompanying veins and sometimes nerves as well. Synonym: sheaths of vessels, vaginae vasorum. (05 Mar 2000) |
| vascular spider | spider angioma |
| vascular-streak dieback | A fungal disease of the cacaotree caused by Oncobasidium theobromae. (09 Oct 1997) |
| vascular stripe | The stratified epithelium lining the upper part of the ligamentum spirale cochleae; it is penetrated by capillaries and is believed to be the site of production of endolymph. Synonym: stria vascularis ductus cochlearis, psalterial cord, vascular stripe. (05 Mar 2000) |
| vascular surgeon | A physician specialist expert in the surgical management of occlusive diseases of the blood vessels. (27 Sep 1997) |
| vascular surgery | A branch of medicine dealing with the use of surgery to diagnose/treat diseases of the blood vessels. (09 Oct 1997) |
| vascular surgical procedures | Operative procedures for the treatment of vascular disorders. (12 Dec 1998) |
| vascular system | The cardiovascular and lymphatic system's collectively. Synonym: circulatory system. (05 Mar 2000) |
| vascular tunic of eye | The vascular, pigmentary, or middle coat of the eye, comprising the choroid, ciliary body, and iris. Synonym: tunica vasculosa bulbi, Haller's tunica vasculosa, tunica vasculosa oculi, uvea, uveal tract. (05 Mar 2000) |
| vascular zone | An area in the external acoustic meatus where a number of minute blood vessels enter from the mastoid bone. Synonym: spongy spot, zona vasculosa. (05 Mar 2000) |
| resistance, vascular | The opposition to the flow of blood across a vascular bed. (12 Dec 1998) |
| mesenteric vascular occlusion | Obstruction of the flow in the mesenteric circulation by atherosclerosis, emboli or thrombi, stenosis, trauma, and compression or intrinsic pressure from adjacent tumours. Rare causes are drugs, intestinal parasites, and vascular immunoinflammatory diseases such as periarteritis nodosa and thromboangiitis obliterans. (12 Dec 1998) |