Sunday, May 16, 2021

Fact of the day - halothane hepatotoxicity


A patient with biliary stones who's undergone laparoscopic cholecystectomy may develop signs of hepatotoxicity between 2 days - three weeks post-op. due to halothane. The mechanism is this anesthetic's biotransformation to reactive metabolites through P450.

At risk category of patients are females more than 40 years of age.
Labs show elevated AST and ALT.
Hepatitis is relatively rare.

Other effects:

- Cardiac arrhythmias

- malignant hyperthermia

- hypertension

That's all

- Jaskunwar Singh

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