醫學筆記匯整 ED Notes

Neurogenic disorders
  Peripheral

• Diabetes mellitus
• Autonomic neuropathy
• Hirschsprung disease
• Chagas disease
• Intestinal pseudoobstruction

  Central

• Multiple sclerosis
• Spinal cord injury
• Parkinson disease
• Irritable bowel syndrome
  
   

Non-neurogenic disorders

• Hypothyroidism
• Hypokalemia, Hypercalcemia 
• Anorexia nervosa
• Pregnancy
• Panhypopituitarism
• Systemic sclerosis
• Myotonic dystrophy
   

Drugs
  Analgesics

  Anticholinergics

• Antihistamines
• Antispasmodics
• Antidepressants
• Antipsychotics

  Cation-containing agents

• Iron supplements
• Aluminum (antacids, sucralfate)
• Barium

  Neurally active agents

• Opiates
• Antihypertensives
• Ganglionic blockers
• Vinca alkaloids
• Calcium channel blockers
• 5HT3 antagonists
   

Idiopathic constipation

• Normal colonic transit
• Slow transit constipation
• Dyssynergic defecation