Behavioral-related
Lack of exercise
Diet-related
Fecal impaction
Stercoral colitis
Diverticulitis
Bowel<unk> 
Small bowel<unk> 
Large bowel<unk> 
Ogilvie's syndrome<unk> 
Specific causes: tumor, stricture, hernia, adhesion, volvulus
Painful anorectal disorders (e.g. anal fissure, hemorrhoids)
Medical causes
Hypothyroidism 
Electrolytes
Hypomagnesia
Hypercalcemia
Hypokalemia
Medication-related
Opiods, antipsychotics, anticholinergics, antacid, antihistamines
Constipation (peds)
Lack of exercise
Diet-related
Small bowel<unk> 
Large bowel<unk> 
Ogilvie's syndrome<unk> 
Specific causes: tumor, stricture, hernia, adhesion, volvulus
Ogilvie's syndrome
Hypothyroidism 
Electrolytes
Hypomagnesia
Hypercalcemia
Hypokalemia
Hypomagnesia
Hypercalcemia
Opiods, antipsychotics, anticholinergics, antacid, antihistamines
Malignant bowel obstruction
Behavioral-related
Large bowel obstruction
Lack of exercise
Small bowel obstruction
Diet-related
Intestinal ischemia
Fecal impaction