After defecating, blood drops on my stool. What symptom is this?

There are many reasons for dropping blood after defecation. If the patient has difficulty defecating, dry stool and painful defecation during defecation, it is considered to be caused by anal fissure. If there is no defecation pain, it is considered to be caused by internal hemorrhoids, rectal polyps or rectal cancer. The patient can see a doctor in anorectal department for differential diagnosis.