The endothelial lining.
Phlebitis is the medical term meaning inflammation of a blood vessel. (Thrombophlebitis is the medical term meaning inflammation of a blood vessel with a clot.)
Angiogram is the medical term for x-ray of a blood vessel.
Angiopathy is the term meaning any disease of a blood vessel.
Vasoconstriction is the normal narrowing of a blood vessel.
Extravascular means outside the blood vessel.
Angiorrhexis is rupture of a vessel.
Extravasate means to leak out side of a blood vessel.
Perivasculitis means inflammation around a blood vessel.
It means that it is a simple tumour of a blood vessel which is not a cancer
An anastomosis is the medical term meaning surgical connection of one tubular structure with another. A vascular anastomosis is surgical connection of a blood vessel.
Narrowing of the blood vessels is called atherosclerosis.
artery, vein or capillaries vasular
The lumen is the space within the blood vessel (or within any tubular structure).