Possible causes of Constipation

23 conditions can cause this symptom. Most common are listed first.

• Colon cancer (large intestine tumor) Common Urgent
• Colonic diverticulitis (large intestine inflammation of diverticula) Common Urgent
• Dehydration Common Urgent Pediatric
• Fecal impaction (rectal blockage from stool) Common Pediatric
• Hemorrhoids Common
• Hypothyroidism (low thyroid hormone) Common
• Iron supplements (Fe supplements) Common Pediatric
• Irritable bowel syndrome (IBS) Common Pediatric
• Low fiber diet Common
• Pregnancy Common
• Hypokalemia (low blood potassium) Urgent
• Anal fissure (tear) Pediatric
• Appendicitis Urgent
• Bowel obstruction (intestinal blockage) Urgent
• Constipation
• Fibroid (uterine muscle tumor)
• Laxative abuse
• Medication reaction Urgent
• Paralytic Ileus (intestinal paralysis)
• Rectal cancer (tumor) Urgent
• Rectal prolapse (rectal protrusion)
• Rectal ulcer
• Renal failure, chronic (kidney failure)