A. Usually, colonic polyps do not cause symptoms. They are found onroutine colon cancer screening. If symptoms appear, they may include:

• Blood in the stool or rectal bleeding
• Change in bowel habit
• Fatigue due to losing blood over time
• Abdominalpain, diarrhea, or constipation that lasts longer than one week
• Nausea or vomiting if a polyp is large