33 results
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
• Increased EC shift ... differential #diagnosis #pathophysiology ... #pharmacology # ... potassium #medications
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Transcellular Shift ... Thyrotoxicosis Medications ... Transcellular shifts ... nephrology #low #potassium
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Transcellular Shift ... Algorithm #causes #potassium ... #low #pathophysiology
Antidiarrheal Medications and their sites of action

#Pharmacology #Pathophysiology #Antidiarrheal #Medications #Sites #Action
Antidiarrheal Medications ... sites of action #Pharmacology ... #Pathophysiology ... Antidiarrheal #Medications
Causes of Hyperkalemia

Hyperkalemia is caused by excess potassium intake, impaired potassium excretion, or transcellular shifts. The
caused by excess potassium ... intake, impaired potassium ... transcellular shifts ... renal function, medication ... adapt to excess potassium
Antiarrhythmic Drugs

CLASS IA
 • Procainamide, Quinidine, Disopyramide
CLASS 1B
 • Lidocaine, Mexiletine
CLASS 2
 • Propranolol, Esmolol
CLASS 4
Adenosine, Magnesium, Potassium ... Antiarrhythmic #Medications ... Classification #Pharmacology
Drugs that Impair Renal Potassium Excretion 

Decreased ENaC channel function: Amiloride, Triamterene, Pentamidine
Decreased Aldosterone Synthesis: Heparin,
that Impair Renal Potassium ... #Hyperkalemia #Pathophysiology ... #Pharmacology # ... Impaired #Potassium
Drugs for Heart Failure

#medications #chf #pathophysiology #cardiology #pharmacology
Heart Failure #medications ... #chf #pathophysiology ... #cardiology #pharmacology
Antiplatelet Drugs and their Actions

- Amy Chung, MD, MSc
@AmyChung

#Antiplatelet #Medications #Pharmacology #Pathophysiology #Drugs #Agents #COX #GIIbIIIa
#Antiplatelet #Medications ... #Pharmacology # ... Pathophysiology
Coagulation Cascade and Anticoagulant Sites of Action

- Amy Chung, MD, MSc https://twitter.com/AmyChung

#AntiCoagulation #Cascade #Anticoagulants #Medications #Pharmacology
Anticoagulants #Medications ... #Pharmacology # ... Pathophysiology