24 results
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
type 4) - Salt wasting ... Differential #Diagnosis #Low ... #Potassium #Table ... #Classification ... #Causes
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... from other causes ... suggests extra-renal causes ... consumption • Low ... #nephrology #low
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Familial renal Mg wasting ... Differential #Diagnosis #Low ... #Magnesium #Table ... #Classification ... #Causes #Workup
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
moving back to resting ... Vaughan Williams Classification ... repolarization CLASS 3 - Potassium ... #Pharmacology #Classification ... #Classes #pathophysiology
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
Differential Diagnosis by Classification ... exacerbation (any cause ... obstruction to blood flow ... Differential #Diagnosis #Classification ... #Table #CriticalCare
Shock Overview
A state of tissue hypoxia due to decreased or dysregulated oxygen delivery or extraction, resulting
Hypovolemic Shock - Low ... Cardiogenic Shock - Low ... EmmGeezee #Shock #Classification ... #differential #causes ... #classification
Shock Overview
A state of tissue hypoxia due to decreased or dysregulated oxygen delivery or extraction, resulting
Hypovolemic Shock - Low ... Cardiogenic Shock - Low ... EmmGeezee #Shock #Classification ... #differential #causes ... #classification
Aortic Stenosis Grading on echocardiography
The cut-offs for grading can be found in table 1. Discrepancies are
can be found in table ... and are usually caused ... measurements - high or low ... flow - extremes ... AorticStenosis #Classification
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... of phase 4 to slow ... repolarization CLASS 3 - Potassium ... #Pharmacology #Classification ... #Classes #pathophysiology
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Performance thorough ... Stable patients ... Orthopedic • Low ... surgery Stress Testing ... preoperative stress testing