554 results
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Phase I - Initial Repolarization ... Delays ventricular repolarization ... - Ventricular Repolarization ... Classification: CLASS ... duration - CLASS
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Classification: CLASS ... and magnitude of depolarization ... prolong AV node repolarization ... interval (delays time repolarization ... prolong AV node repolarization
Class I Antiarrhythmics and their Key Pharmacologic Properties

Class IA = Quinidine, Procainamide, Disopyramide ("Quarter PounDer")
Class IB
Class I Antiarrhythmics ... Properties Class ... Mayo, Pickle") Class ... involved in phase 3 repolarization ... • Prolongs repolarization
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Classification Class ... Blockade • Slows depolarization ... Widens QRS complex Class ... Blockade • Slows depolarization ... Blockade • Slows depolarization
Causes of Hypophosphatemia

- Dr. Kenar Jhaveri @kdjhaveri

#hypophosphatemia #Causes #Differential #Diagnosis #endocrinology #algorithm
Causes of Hypophosphatemia ... hypophosphatemia #Causes ... Differential #Diagnosis #endocrinology ... #algorithm
Causes of Hypercalcemia - Differential Diagnosis Algorithm
 • Primary Hyperparathyroidism 
 • Possible Familial Hypocalciuric Hypercalcemia
Causes of Hypercalcemia ... Differential Diagnosis Algorithm ... Differential #Diagnosis #Algorithm ... #Causes #endocrinology
Infographic depicting the main pearls of various types of congenital adrenal hyperplasia for the medical student.
#CAH #algorithm ... #causes #pediatrics ... treatment #Peds #Endocrinology
Glucose-lowering medication in type 2 diabetes - Algorithm

#Diabetes #Medications #Algorithm #Pharmacology #Pharmacotherapy #Hypoglycemic #Management #Endocrinology
type 2 diabetes - Algorithm ... #Medications #Algorithm ... Hypoglycemic #Management #Endocrinology
Hypercalcemia Workup and Differential Diagnosis Framework
1) Determine whether PTH-dependent
2) Assess for other hormonal causes
3) Assess for
other hormonal causes ... for non-hormonal causes ... Differential #Diagnosis #algorithm ... #endocrinology
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
Hyperkalemia shortens repolarization ... 6.0 mEq/L, rapid repolarization ... causes peaked T ... in conduction causes ... wave to produce classic