Subarachnoid hemorrhage SAH

• Diagnosis:
  Hyponatremia
• Complications:
  1) Cerebral salt-wasting syndrome
  2) Vasospasm (major cause of M& M in patients with SAH, use calcium channel blockers to prevent)
• Associated With:
  Polycystic kidney disease (berry aneurysm rupture)
• Risk Factors:
  Marfan syndrome
  Ehlers-Danlos syndrome
  Moyamoya disease