| vascular gland | <anatomy> A lymphoid structure in which the blood sinuses are present in place of lymph sinuses; haemal node's occur in ruminants and some other mammals, but their presence in humans is questioned. Synonym: haemal gland, haemolymph gland, haemolymph node, vascular gland. (05 Mar 2000) |
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| vascular headache | <neurology> A group of headaches felt to involve abnormal sensitivity of the blood vessels (arteries) in the brain to various triggers which results in rapid changes in the artery size due to spasm (constriction). Other arteries in the brain and scalp then open (dilate), and throbbing pain is perceived in the head. Migraine headaches are the most common type of vascular headache. (07 Mar 2000) |
| vascular keratitis | Superficial cellular infiltration of the cornea and neovascularization between Bowman's membrane and the epithelium. (05 Mar 2000) |
| vascular lacuna | <anatomy> The medial compartment beneath the inguinal ligament, for the passage to the femoral vessels; it is separated from the muscular lacuna by the iliopectineal arch. Synonym: lacuna vasorum. (05 Mar 2000) |
| vascular lamina of choroid | <anatomy> The outer portion of the choroid of the eye containing the largest blood vessels. Synonym: lamina vasculosa choroideae, Haller's vascular tissue, uvaeformis, vascular layer of choroid coat of eye, vascular layer. (05 Mar 2000) |
| vascular layer | <anatomy> The outer portion of the choroid of the eye containing the largest blood vessels. Synonym: lamina vasculosa choroideae, Haller's vascular tissue, uvaeformis, vascular layer of choroid coat of eye, vascular layer. (05 Mar 2000) |
| vascular layer of choroid coat of eye | <anatomy> The outer portion of the choroid of the eye containing the largest blood vessels. Synonym: lamina vasculosa choroideae, Haller's vascular tissue, uvaeformis, vascular layer of choroid coat of eye, vascular layer. (05 Mar 2000) |
| vascular leiomyoma | <tumour> A markedly vascular leiomyoma, apparently arising from the smooth muscle of blood vessels. Synonym: angioleiomyoma, angiomyofibroma, angiomyoma. (05 Mar 2000) |
| vascular meninx | <anatomy> Rarely used term for pia mater. Synonym: meninx vasculosa. (05 Mar 2000) |
| vascular murmur | <cardiology> A murmur originating in a blood vessel. (05 Mar 2000) |
| vascular neoplasms | <oncology> Neoplasms located in vascular tissue or specific veins. They are differentiated from neoplasms, vascular tissue which are neoplasms composed of vascular tissue, such as angiofibroma or haemangioma. (12 Dec 1998) |
| vascular nerve | <anatomy, nerve> A small nerve filament that supplies the wall of a blood vessel. Synonym: nervus vascularis. (05 Mar 2000) |
| vascular occlusion | A sudden blockage of a blood vessel usually with a blood clot. Blockage of a vein results in deep venous thrombosis. Blockage of an artery results in a surgical emergency. (27 Sep 1997) |
| vascular patency | The condition of blood vessels not being blocked or obstructed. (12 Dec 1998) |
| vascular pedicle | The tissues containing arteries and veins of an organ, specifically in chest radiology, the (width of the) mediastinum at the level of the aortic arch and superior vena cava. (05 Mar 2000) |
Synonyms : Fistula, Vascular, Fistulas, Vascular, Vascular Fistulas
Synonyms : Vascular Headache, Cephalgias, Vascular, Headaches, Vascular, Vascular Cephalgia, Vascular Cephalgias
Synonyms : Disorder, Vascular Hemostatic, Disorders, Vascular Hemostatic, Hemostatic Disorder, Vascular, Hemostatic Disorders, Vascular, Vascular Hemostatic Disorder
Synonyms : Neoplasms, Vascular, Neoplasm, Vascular, Vascular Neoplasm
Synonyms : Patencies, Vascular, Vascular Patencies
| vasodilator |
a drug that causes dilation of blood vessels
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| vasomotor |
relating to the nerves and muscles that cause the blood vessels to constrict or dilate
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| vasopressin |
hormone secreted by the posterior pituitary gland (trade name Pitressin) and also by nerve endings in the hypothalamus; affects blood pressure by stimulating capillary muscles and reduces urine flow by affecting reabsorption of water by kidney tubules
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| vasopressor |
any agent that produces vasoconstriction and a rise in blood pressure (usually understood as increased arterial pressure)
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| vasosection |
vasotomy: surgical incision into or division of the vas deferens
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| vas | any agent that causes a narrowing of an opening of a blood vessel: cold or stress or nicotine or epinephrine or norepinephrine or angiotensin or vasopressin or certain drugs |
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| vas | any agent that causes a narrowing of an opening of a blood vessel: cold or stress or nicotine or epinephrine or norepinephrine or angiotensin or vasopressin or certain drugs |
| vas | dilation of blood vessels (especially the arteries) |
| vas | a drug that causes dilation of blood vessels |
| vas | a drug that causes dilation of blood vessels |
| vas | a virility drug (trade name Vasomax) to treat erectile dysfunction in men |
| vas | relating to the nerves and muscles that cause the blood vessels to constrict or dilate |
| vas | hormone secreted by the posterior pituitary gland (trade name Pitressin) and also by nerve endings in the hypothalamus |
| vas | any agent that produces vasoconstriction and a rise in blood pressure (usually understood as increased arterial pressure) |
| vas | surgical incision into or division of the vas deferens |
| vas | an ACE inhibitor (trade name Vasotec) that blocks the formation of angiotensin in the kidney and so results in vasodilation |
| vas | surgical incision into or division of the vas deferens |