Veins (/veɪn/) are blood vessels in the circulatory system of humans and most other animals that carry blood towards the heart. Most veins carry deoxygenated...

The jugular veins are veins that take blood from the head back to the heart via the superior vena cava. The internal jugular vein descends next to the...

The portal vein or hepatic portal vein (HPV) is a blood vessel that carries blood from the gastrointestinal tract, gallbladder, pancreas and spleen to...

brachiocephalic veins (previously called innominate veins) are major veins in the upper chest, formed by the union of the ipsilateral internal jugular vein and subclavian...

In human anatomy, the cephalic vein (also called the antecubital vein) is a superficial vein in the arm. It originates from the radial end of the dorsal...

Analyses of vein patterns often fall into consideration of the vein orders, primary vein type, secondary vein type (major veins), and minor vein density....

Varicose veins, also known as varicoses, are a medical condition in which superficial veins become enlarged and twisted. Although usually just a cosmetic...

The basilic vein is a large superficial vein of the upper limb that helps drain parts of the hand and forearm. It originates on the medial (ulnar) side...

the hepatic veins are the veins that drain venous blood from the liver into the inferior vena cava (as opposed to the hepatic portal vein which conveys...

great saphenous vein (GSV) or long saphenous vein (/səˈfiːnəs/) is a large, subcutaneous, superficial vein of the leg. It is the longest vein in the body...

Deep vein thrombosis (DVT) is a type of venous thrombosis involving the formation of a blood clot in a deep vein, most commonly in the legs or pelvis...

fibular veins (also known as peroneal veins) are accompanying veins (venae comitantes) of the fibular artery. The fibular veins are deep veins that help...

The popliteal vein is a vein of the lower limb. It is formed from the anterior tibial vein and the posterior tibial vein. It travels medial to the popliteal...

syndrome (NCS) results most commonly from the compression of the left renal vein (LRV) between the abdominal aorta (AA) and superior mesenteric artery (SMA)...

Phlebitis (or venitis) is inflammation of a vein, usually in the legs. It most commonly occurs in superficial veins. Phlebitis often occurs in conjunction...

arteries, and large veins; other arteries, smaller arterioles, capillaries that join with venules (small veins), and other veins. The circulatory system...

In human male anatomy, the dorsal veins of the penis are blood vessels that drain the shaft (corpora cavernosa, corpus spongiosum), the skin and the glans...

brachial veins are venae comitantes of the brachial artery in the arm proper. Because they are deep to muscle, they are considered deep veins. Their course...

continuation of the popliteal vein. The great saphenous vein (a superficial vein), and the deep femoral vein drain into the femoral vein in the femoral triangle...

pulmonary veins are the veins that transfer oxygenated blood from the lungs to the heart. The largest pulmonary veins are the four main pulmonary veins, two...

comitans (Latin for accompanying vein, also known as a satellite vein) refers to a vein that is usually paired, with both veins lying on the sides of an artery...

The blood-vein (Timandra comae) is a moth of the family Geometridae. The species was first described by Anton Schmidt in 1931. It has a scattered distribution...

vein caused by a thrombus (blood clot). A common form of venous thrombosis is deep vein thrombosis (DVT), when a blood clot forms in the deep veins....

ectasia 'the expansion of a hollow or tubular organ'), also known as spider veins, are small dilated blood vessels that can occur near the surface of the...

and iliac veins. These veins include Burrow's veins, and the veins of Sappey – superior veins of Sappey and the inferior veins of Sappey. The best marked...

Tapping the Vein may refer to: Phlebotomy Tapping the Vein, a comic book adaptation of Clive Barker's short stories from Books of Blood published between...

a genus of plant viruses. The virus is associated with swelling in plant vein tissues. They are negative single stranded RNA viruses. The genus contains...

that administers fluids, medications and nutrients directly into a person's vein. The intravenous route of administration is commonly used for rehydration...

Look up vein in Wiktionary, the free dictionary. A vein is a blood vessel that carries blood toward the heart. Vein may also refer to: Vein (botany),...

the flow of blood through the circulatory system. When a blood vessel (a vein or an artery) is injured, the body uses platelets (thrombocytes) and fibrin...