Blood in the stool. Bright red. What's going on?

Hemorrhoids: the typical symptoms of patients are hematochezia, pain and perianal itching, and the color of blood is bright red, covering the surface of the stool.

Second, anal fissure: if the stool itself is relatively rough and hard, forced defecation will lead to anal skin tear, resulting in bright red stool symptoms, and there will be obvious pain

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