glutathione high or low in acetaminopen overdose usmle What substance depletion causes hepatic necrosis from acetaminophen ? USMLE® Step 2 CK Question

USMLE Step 2 CK Question of the Day: Altered Mental State After Over the counter pain reliever and Prescription Hydrocodone acetaminophen Osmosis Blog Too much paracetamol = dangerous because of how your liver processes it. *Normal dose:* About 90 95% gets broken down safely by glucuronidation + sulfation non toxic stuff you pee out. *The problem The PLAB 1 & UKMLA AKT overdose trap? A patient may look well after paracetamol overdose but liver injury can still be developing. Paracetamol overdose is a high yield toxicology Acetaminophen and aspirin toxicity are both high yield, but the injury pattern is very different. Acetaminophen overdose overwhelms glutathione, allowing NAPQI to build up and cause hepatic necrosis. The antidote is N acetylcysteine, which

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