Cerebral edema in DKA: Difference between revisions

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==Disposition==
==Disposition==
Admit
Admit ICU


==See Also==
==See Also==

Revision as of 08:14, 29 April 2014

Background

  • Almost all affected pts are <20yr [1]
  • Associated with initial bicarb level; not rate of glucose drop

Risk Factors

  1. Age <5yo
  2. Severe hyperosmolality
  3. Failure of Na to rise w/ therapy
  4. Severe acidosis
  5. Overaggressive fluid resuscitation is NOT a risk factor

Clinical Features

  • Begins 6-12hr after onset of therapy
    • Many appear to be improving from their DKA before deteriorating from cerebral edema
  • Premonitory symptoms:

Differential Diagnosis

Workup

Management

  • Mannitol 0.5-1gm/kg IV bolus over 20 minutes
    • Give a repeat does if there is an inadequate response
    • If 2 doses of mannitol are ineffective, consider 3% saline 10mL/kg over 30min
  • Fluid restriction - decrease the IVF infusion rate by 30%
  • Noncardiogenic Pulmonary Edema

Disposition

Admit ICU

See Also

Sources

  1. Glaser NS, Wootton-Gorges SL, Buonocore MH, Marcin JP, Rewers A, Strain J, et al. Frequency of sub-clinical cerebral edema in children with diabetic ketoacidosis. Pediatr Diabetes. Apr 2006;7(2):75-80.