297 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
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
An intuitive way to use ultrasound to evaluate sick patients along the peri-shock to full shock
spectrum, based on clinical ... High or Think Low ... #Diagnosis #POCUS ... Evaluation #Protocol #Algorithm ... #Low #Abdomen #
Internal Jugular Vein Rouleaux Flow on POCUS

Amazing video of a dilated IJV showing Rouleaux flow. Whenever
Vein Rouleaux Flow ... on POCUS Amazing ... significantly, it causes ... Jugular #IJ #Vein #POCUS ... #vascular #clinical
An intuitive way to use ultrasound to evaluate sick patients along the peri-shock to full shock
spectrum, based on clinical ... High or Think Low ... #Diagnosis #POCUS ... Evaluation #Protocol #Algorithm
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... Extra-renal Losses ... Normal Acid-Base: Low ... Differential #Diagnosis #Algorithm ... #low #nephrology
Hypocalcemia - Differential Diagnosis Algorithm
 • Low Serum Mg: GI losses, Renal losses, Alcoholism, Malnutrition, Drug-Induced
Differential Diagnosis Algorithm ... • Low Serum Mg ... : GI losses, Renal ... Differential #Diagnosis #Algorithm ... #causes
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Differential Diagnosis Algorithm ... Beer Potomania - Low ... , renal losses, ... or other losses ... Differential #Diagnosis #Algorithm