Internal hemorrhoids can be detected by going to the anorectal department of a hospital for fingerprinting. Because internal hemorrhoids is mainly due to the patient’s usual dietary habits or bad habits, which leads to the anal cushion pathologically enlarged or downward displacement, resulting in the emergence of venous masses in the part of the anorectal canal above the toothed line. At this time, anal fingerprinting can touch the soft vein mass, so go to the hospital to do fingerprinting can detect internal hemorrhoids, but also can detect the number of internal hemorrhoids, severity. If necessary, you can also go directly to the hospital to do anoscopy, in order to clearly determine whether the surface of the internal hemorrhoids erosion, infection and inflammation phenomenon, after which you can further treatment. Internal hemorrhoids mainly cause painless intermittent blood in the stool, anal swelling, the number of bowel movements will not usually increase, only the intention to stool will increase.