Blood in the stool is very different, not all blood in the stool is bleeding, and not all hemorrhoids bleed, if you have the problem of blood in the stool, you must promptly seek medical advice on the identification of blood in the stool, a brief introduction: bleeding hemorrhoids and rectal cancer bleeding are painless, which is a common feature of the two. However, hemorrhoid bleeding is bright red, dripping or spraying blood, blood attached to the surface of the stool, while rectal cancer bleeding is caused by surface ulceration of rectal occupational lesions, blood mixed with stool, dark red or brown, clinically known as jam-like stool, and accompanied by changes in stool habits, the sense of incomplete stool and often accompanied by a feeling of anal area down. Colonoscopy is the most direct way to distinguish between the two, as it can reveal an ulcerated mass that is an occupying lesion in the rectal cavity.