4 results
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
Etiologies by Mechanism ... IV Mg infusion (e.g ... - Tumor lysis syndrome ... #Table #Causes ... #Management
Recurrent Polymorphic VT/Torsades de Pointes - Management Algorithm
Drugs that prolong QT interval:
 • Class 1a (quinidine,
) • Class 3 (amiodarone ... Congenital long QT Syndrome ... TdP First line: magnesium ... selective beta agonist ... 1b (lidocaine)- case
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
Possible mechanisms ... organizing pneumonia, ARDS ... respiratory distress syndrome ... Exclude other causes ... Pulmonary #diagnosis #management
Peripartum Cardiomyopathy - Summary
1. Definition
 • Towards the end of pregnancy to 5 months postpartum
exclude other causes ... - Proposed Mechanism ... - Proposed Mechanism ... Avoid ARBs • ICD ... Bromocriptine, a dopamine agonist