Most Common Causes of Delirium

Evaluation of underlying cause of delirium requires knowledge of the most common causes:

Medications

Infections

Neurologic

Stroke or hemorrhage

Metabolic

Cardiopulmonary

Substance use

Other medical causes

  • Urinary retention
  • Constipation
  • Uncontrolled pain
  • Hip fracture

Environmental

References

Aslaner MA et al. Am J Emerg Med. 2017;35(1):71–76