9 results
Key Characteristics of Old and New Potassium-Binding Agents

- Dr. Edgar V. Lerma https://twitter.com/edgarvlermamd

#Potassium #Binding #KBinders #Kayexelate
of Old and New Potassium-Binding ... edgarvlermamd #Potassium ... KBinders #Kayexelate #Comparison ... #Table #Pharmacology ... #HyperKalemia #Nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Differential Diagnosis Algorithm ... imports K+ into cells ... Differential #Diagnosis #Algorithm ... #causes #potassium ... #low #pathophysiology
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Differential Diagnosis Algorithm ... Thrombocytosis: cells ... Differential #Diagnosis #Algorithm ... #causes #potassium ... #high #pathophysiology
Potassium Binders for Management of Hyperkalemia
 • SPS - Sodium polystyrene sulfonate
 • Patiromer (veltassa)
 •
Potassium Binders ... cyclosilicate #Potassium ... Hyperkalemia #treatment #pharmacology ... #table #comparison ... #nephrology
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
Differential Diagnosis Algorithm ... smooth muscle cells ... Differential #Diagnosis #Algorithm ... #Pathophysiology ... #Nephrology #Chloride
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
repolarization CLASS 3 - Potassium ... ++ influx into cells ... Vaughan #Williams #Pharmacology ... Classification #Classes #pathophysiology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics Pharmacology ... increases out of cells ... repolarization CLASS 3 - Potassium ... Antiarrhythmics #Pharmacology ... Classification #Classes #pathophysiology
Adrenoceptor Actions
α1
 • Vascular smooth muscle - Contraction
 • Genitourinary smooth muscle - Contraction
 • Intestinal
• Pancreatic ß-cells ... juxtaglomerular cells ... receptors #actions #pharmacology ... #pathophysiology ... #comparison #table
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
apical membrane of cells ... Hypokalemia (renal potassium ... Supplement: • Potassium ... Syndrome #diagnosis #nephrology ... #management #pathophysiology