6 results
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
- Genetic defects ... Eric Strong https ... Differential #Diagnosis #Low ... #Magnesium #Table ... #Classification
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
- Polyuria - Hypomagnesemia ... Eric Strong https ... Differential #Diagnosis #Low ... #Potassium #Table ... #Classification
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... channel blocking effects ... 1C: Strong Blockade ... , Slow Action, ... #Pharmacology #Classification
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Vaughan Williams Classification ... channel blocking effects ... 1C: Strong Blockade ... , Slow Action, ... #Pharmacology #Classification
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
b) CHF c) CVA ... ASA class If ... event, follow ACC algorithm ... Orthopedic • Low ... • <6mo since stroke
Essential Thrombocythemia (ET)
ET is a chronic myeloproliferative neoplasm. Most cases are related to mutations that affect
Most cases are related ... mutations that affect ... • Treatment algorithms ... appropriate only for low ... patients with no CV