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LUMC Psychiatry
Useful info for LUMC MS3 Psychiatry Clerkship
Question | Answer |
---|---|
What mood stabilizer is first-line for bipolar? | Lithium |
What two drugs are suicide protective? | Lithium and Clozaril (Clozapine) |
What 4 tests do you need to order for Lithium? | 1. Serum Level (0.6-1.2 approps, >1.4 toxic) 2. Thyroid Level (risk hypothyroid) 3. Bun/Cr (Li not metabolized, is renal excretion) 4. ECG (may cause arrythmias) |
What patients should not receive Lithium? | 1. Pts who are PREGNANT 2. Pts on Diuretics/NSAIDS 3. Pts w/ RENAL PROBLEMS 4. Pts w/ HEART CONDITIONS |
What is the treatment of over-dose of lithium? | Divalproex sodium, hydration and DIALYSIS - remember renal excretion |
What are common side effects of lithium? | GI effects, weight GAIN, ACNE, FINE tremor (not course as in OD or toxicity), Thirst (2/2 polyuria), Hair loss Rarer: hypothyroid, arrythmias/CHF, neurotoxicity |
Which anticonvulsant is potentially hepatotoxic? | 1. Valproic Acid (Depakote) 2. Check LFT’s (& CBC for platelets) 3. Valproic can affect liver & pancreas (hemorrhagic pancreatitis) 4. Valproic may increase risk of PCOS |
Which anticonvulsant may cause agranulocytosis? | Carbamazepine (Tegretol) - Worried about the blood & heart - Check CBC (&LFT’s—is hepatic inducer) - Chem 7 for rare risk of hyponatremia w/Tegretol |
Which anticonvulsant may cause arrhythmias in overdose? | Carbamazepine (Tegretol) (OD=stop the heart) |
Which anticonvulsants may cause neural tube defects? | Valproic Acid (Depakote) & Carbamazepine (Tegretol) Lithium = heart defect, Lamictal = cleft lip/palate |