Chronic Constipation

Types of Chronic Constipation

Understanding different classifications and types of chronic constipation for better management.

Classification of Constipation

Functional Constipation

Most common type caused by lifestyle factors, diet, or medication. No underlying structural or physiological abnormalities.

Slow Transit Constipation

Food moves slowly through the digestive tract due to weakened intestinal muscles or nerve problems. Often requires medical intervention.

Outlet Dysfunction

Difficulty passing stool despite normal transit time. Caused by problems with pelvic floor muscles or anal sphincter coordination.

IBS-Associated Constipation

Constipation-predominant irritable bowel syndrome with abdominal pain, bloating, and irregular bowel habits.

Secondary Constipation

Caused by underlying medical conditions like diabetes, hypothyroidism, Parkinson's disease, or neurological disorders.

Drug-Induced Constipation

Caused by medications such as opioids, antidepressants, calcium channel blockers, or iron supplements.

Bristol Stool Scale

  • • Type 1-2: Hard, lumpy stools
  • • Type 3-4: Normal consistency
  • • Type 5-6: Soft, mushy stools
  • • Type 7: Liquid, no solid pieces