"vein" - key terms from Wikipedia

azygos vein
blue vein
cardiac vein
central retinal vein
cephalic vein
colic vein
common iliac vein
costal vein
deep vein
deep vein	thrombosis
external iliac vein
facial vein
femoral vein
great saphenous vein
hepatic portal vein
hepatic vein
iliac vein
inferior mesenteric vein
internal iliac vein
internal jugular vein
jugal vein
jugular vein
longitudinal vein
mesenteric vein
out of the vein
popliteal vein
portal vein
pulmonary vein
radial vein
renal vein
retinal vein	occlusion
saphenous vein
spinal vein
splenic vein
subclavian vein
superficial vein
superior mesenteric vein
superior ophthalmic vein
tapping the vein
thyroid vein
tibial vein
umbilical vein
varicose vein
vein
vein	and its tributaries
vein	of galen
vein	thrombosis
vertebral vein