Hemorrhoids present swollen veins found in the lower rectum and anus.  Those can arise from increased pressure in these veins, often attributed to frequent instances of diarrhea.
Symptoms may range from itching, pain, https://www.facebook.com/proctologiaclinica/posts/sangue-nas-fezes-n%C3%A3o-%C3%A9-sempre-hemorroidaneste-carrossel-voc%C3%AA-vai-ver-em-poucos-c/1435381361464877/