[ ] Hi, lump at anal canal may be due to a perianal abscess and this generally pains. Other causes are of external hemorrhoids with doesn't cause pain but occasionally when get thrombosed causes pain. A skin tag formation secondary to fissure in ano also presents same but that pains. Feel free to ask any further quary related to your problem. Regards.

It's piles, consult good Laser Surgeon general surgeon

You are possible suffering from prolapsed hemorrhoids,  . Make sure u r not constipated and dont strain while passing stools.  Drink plenty of liquids