Bleeding vessel in haemorrhoids is
Bleeding vessel in haemorrhoids is superior rectal vein which is a branch of inferior mesenteric vein at the level of rectum. Dilation of these vessels leads to bleeding leading to internal haemorrhoids. Veins are better option than aery.
Superior rectal aery
Superior rectal vein
Middle rectal aery
Middle rectal vein
Pelvis and Perineum 3