Finger inserted into the anus feel a lump, may be a normal physiological phenomenon, may also be hemorrhoids, rectal occupational disease. 1. physiological phenomenon: for example, the body posture changes caused by rectal bending, or rectal stool and other physiological factors can also lead to the fingers inserted into the anus inside the feeling of a lump phenomenon. 2. hemorrhoids: poor circulation around the anus, venous reflux obstruction, may cause local venous thrombosis, resulting in hemorrhoids, caused by finger inserted into the anus inside the feeling of lumps, may also be accompanied by anal swelling and pain, outside the anus with a lump, blood in the stool and other symptoms. 3. Rectal space-occupying diseases: such as polyps, cysts, benign tumors, malignant tumors and other space-occupying diseases in the rectum, can also lead to the symptoms of the finger inserted into the anus to feel a lump. Fingers inserted into the anus feel lumps, there may be other reasons, need to go to the hospital in time to check, clear cause, follow the doctor’s advice on the cause of treatment. It is recommended to find abnormalities in the perianal area, by a professional doctor, do not self-diagnosis and treatment, so as not to delay the condition.