Anoscopy and colonoscopy may be relatively more painful, but thanks to new technologies such as painless colonoscopy, there is also no pain during the colonoscopy, as the patient feels relatively nothing during the colonoscopy with the help of an anesthesiologist. Anoscopy is relatively not very painful, and there is no need to go through painless anoscopy for examination as well as treatment. Anoscopy and colonoscopy are mainly used to examine lesions in the intestinal tract, and can be used to observe under direct vision whether there are inflammation, tumors and other related lesions in the corresponding areas, and if occupying lesions are found, further pathological biopsies can be taken to clarify the diagnosis. Whether anoscopy and colonoscopy need to be done, it is recommended to consult a specialist at a regular specialist hospital, it is better.