14 results
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
- Defined if 1) ... 2) No major-risk ... Ruled out other causes ... #diagnosis #checklist ... #neurology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Causes of Hypokalemia ... is ruled out, causes ... (low intake) 2. ... #Causes #workup ... #nephrology
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential Algorithm ... pH Normal 1. ... #Differential #Algorithm ... #Diagnosis #Causes ... #Workup #Nephrology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Differential Diagnosis: Causes ... starvation, diabetic) Causes ... Acetazolamide Causes ... Mineralocorticoid excess Causes ... - Salicylates Causes
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... normal volume-based ... algorithm Urine ... +K / serum Na >1 ... #nephrology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
1 - Sodium Channel ... into 3 categories based ... 2 - Beta Blockers ... duration of phase 2 ... Classification #Classes
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
hypovolaemia or combined causes ... and non-sinus → 2- ... potential surgical causes ... team. ❼ Consider causes ... Intraoperative #Checklist
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Transient K+ efflux moving ... Phase 2 - Plateau ... 1 - Sodium Channel ... into 3 categories based ... Classification #Classes
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Pathophysiology 1) ... Pump - Digoxin works ... increase. 2) The ... Ca+2 exchanger compensates ... intracellular calcium causes
Malignant Hyperthermia Crisis - Guidelines for Crises in Anaesthesia
Unexplained increase in ETCO2 AND tachycardia AND increased
other, more common causes ... (see 2-8 Peri-operative ... boluses 10 ml.kg-1 ... hyperventilate, sodium ... Intraoperative #Checklist