"vein" - key terms from Wikipedia

basilic vein
blue vein
brachiocephalic vein
cardiac vein
cephalic vein
cubital vein
cystic vein
deep vein
deep vein thrombosis
engine vein
facial vein
femoral vein
great saphenous vein
hepatic portal vein
hepatic vein
inferior mesenteric vein
internal jugular vein
jugular vein
jugular vein thrombosis
left subclavian vein
main vein
media vein
ophthalmic vein
out of the vein
palm vein authentication
peripheral vein
popliteal vein
portal vein
profunda femoris vein
pulmonary vein
renal vein
saphenous vein
secondary vein
splenic vein
subclavian vein
superficial femoral vein
superficial vein
superior mesenteric vein
superior ophthalmic vein
tapping the vein
thyroid vein
umbilical vein
varicose vein
vein
vein and its tributaries
vein authentication technology
vein drains
vein of stars
vein skeleton
vein thrombosis