Description

Rectum and anal colon Final pathway for digestive processes. They primarily act as conduits for passage of stools. Symptoms include into diarrhea, abdominal distention, vomiting, blood in stools, tenesmus, urgency, constipation, loss of weight and appetite. Common diseases affecting rectum include infection, ulcers, stricture, polyps and inflammation (inflammatory bowel disease). Common anal diseases include fissure, fistula in ano and hemorrohoids Malignancy affecting rectum usually is adenocarcinoma. Anal canal malignancy can also be squamous cell carcinoma

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