There is a lump around anus what reason is. I have haemorrhoids originally

Anal mass appears around, this may be perianal abscess caused by the phenomenon, this lesion can be diagnosed by perianal color Doppler ultrasound, followed by patients with hemorrhoids, long-term constipation, eating spicy food stimulation, will stimulate hemorrhoids prolapse swelling, causing thrombosis, it will lead to perianal mass, accompanied by pain.