What is anal fissure and hemorrhoids?

Hemorrhoids are hemorrhoids, anal fissure and hemorrhoids are anorectal diseases, but the causes are different.

1, anal fissure

anal fissure and mechanical factors, anal stenosis and other factors. Mechanical factors mainly refer to the human body in constipation or diarrhea for a long time, can lead to repeated damage to the anal skin, so that local skin split, the formation of ulcers. Congenital anal malformation or trauma can lead to anal stenosis, easy to lead to anal skin rupture during defecation.

2,

the formation of hemorrhoidal nevus and anal pad down, varicose veins and other factors. When the human body defecates, anal pad down, anal pad can be retracted into the anal canal again, when the elasticity of anal pad weakened, can lead to congestion, increase, and then form moles. Anal pad contains rich veins, if varicose veins appear, can induce the formation of moles.