436 results
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Phase I - Initial Repolarization ... open leading to slow ... Delays ventricular repolarization ... - Ventricular Repolarization ... prolong AV node repolarization
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Strong Blockade, Slow ... of phase 4 to slow ... prolong AV node repolarization ... interval (delays time repolarization ... prolong AV node repolarization
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Classification Class ... Blockade • Slows depolarization ... in slow AP cells ... in slow AP cells ... • Slow sinus rate
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... Normal Acid-Base: Low ... Ureterosigmoidoscopy • HTN, Low ... Differential #Diagnosis #Algorithm ... #low #nephrology
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Differential Diagnosis Algorithm ... Beer Potomania - Low ... or other losses ... Differential #Diagnosis #Algorithm ... #causes #nephrology
Hypernatremia Management Algorithm
Acute vs Chronic
Calculate Losses
 • Current water Deficit
 • Ongoing Free water Losses
 •
Hypernatremia Management ... Algorithm Acute ... Hypernatremia #Management ... #Algorithm #treatment ... #nephrology
Diagnosis of Hypokalemia - Differential Algorithm 

Categorized by Causes: Redistribution, Extrarenal Losses, Renal Losses (High and
- Differential Algorithm ... Categorized by Causes ... , Renal Losses ( ... High and Low Blood ... #Differential #Algorithm
Diagnosis and Management of Hypernatremia

#Hypernatremia #Differential #Algorithm #Causes #Nephrology #Diagnosis

** GrepMed Recommended Text: Nephrology Secrets -
Diagnosis and Management ... #Differential #Algorithm ... #Causes #Nephrology ... Recommended Text: Nephrology
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Differential Diagnosis Algorithm ... : • GI losses ... vomiting) • Low ... Differential #Diagnosis #Algorithm ... #nephrology #low
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Differential Diagnosis Algorithm ... aldosteronism Low ... Renin, Low Aldosterone ... MetabolicAlkalosis #NonGap #Nephrology ... Differential #Diagnosis #Algorithm