Blood in the stool generally has little to do with gender, if men have blood in the stool consider factors related to hemorrhoids, anal fissure, perianal abscess, rectal polyps, ulcerative colitis, intestinal cancer, etc.: 1, hemorrhoids or anal fissure: hemorrhoids patients due to fecal friction with the veins at the hemorrhoids during defecation to make the blood vessels rupture and bleed, or excessive force during defecation caused by increased pressure in the blood vessels, resulting in blood vessel rupture and bleeding, patients with long-term constipation repeatedly so will This should be treated as soon as possible to prevent excessive bleeding causing anemia, and then actively treat the original disease; 2, perianal abscess: when the anus, anal canal, rectum around the bacterial infection will occur perianal abscess, and in serious cases will develop into anal fistula, then should immediately stop bleeding and then anti-infection treatment, if necessary, surgery; 3, rectal polyps: if the patient has rectal polyps, when the polyps break This time should go to the hospital, timely surgery to remove the polyps; 4, ulcerative colitis: ulcerative colitis will also have the phenomenon of blood in the stool, ulcers in the intestine may damage the small blood vessels next to bleeding caused by bloody stool, then need to immediately seek medical attention, first to stop bleeding and then treat inflammation; 5, rectal or anal canal tumors: rectal or anal canal tumors due to tumor breakdown will This should be done immediately to stop bleeding and prevent life-threatening blood loss. There are many causes of blood in the stool, such as systemic causes such as coagulation disorders of blood diseases, if there is blood in the stool, it is recommended to go to the hospital in a timely manner to identify the cause of symptomatic treatment, to avoid delaying the disease.