Approach to Constipation

Type

Duration

Classification

• Acute
  • Symptoms for 2 weeks – 3 months
• Chronic
  • Symptoms for > 3 months, onset > 6 months

Definition by Rome Criteria

• Loose stools rarely present without using laxatives
• Insufficient criteria for diagnosing irritable bowel syndrome
• Must have > 2 of the following
  • Lumpy or hard stools*
  • Manual maneuvers to facilitate bowel movement*
  • Sensation of anorectal obstruction/blockage* 
  • Sensation of incomplete evacuation*
  • Spontaneous bowel movements < 3 times/week
  • Straining*

* Present in > 25 % of defecations