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Oxygen Toxicity

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  1. Pathophysiology
    1. Scuba Diving related injury
    2. Oxygen free-radical related neurologic toxicity
  2. Predisposing factors
    1. Diving with Nitrox (32 to 36% Oxygen breathing mixture)
  3. Symptoms (develop at depth without warning)
    1. Seizures
      1. Focal: Facial or lip twitching (60% of patients)
      2. Generalized Seizures in 10% of patients (often fatal)
    2. Vertigo
    3. Nausea or Vomiting
    4. Paresthesias
    5. Visual constriction
    6. Respiratory changes
  4. Management
    1. Reduce oxygen exposure
    2. Seizure Management as needed
  5. References
    1. Clenney (1996) Am Fam Physician 53(5):1761
    2. Newton (2001) Am Fam Physician 63(11):2211

Oxygen toxicity (C0238327)

ConceptsDisease or Syndrome (T047)
EnglishOxygen poisoning, Oxygen toxicity
Spanishintoxicacion por oxigeno, toxicidad del oxigeno
Parent ConceptsToxic effect of gas, fumes AND/OR vapors (C0274870)
SourcesCSP, DXP, SCTSPA, SNOMEDCT
Derived from the NIH UMLS (Unified Medical Language System)



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