27 results
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
of Drug-Induced Hyperkalemia ... • Exogenous (KCL ... MunerMohamed1 #hyperkalemia ... differential #diagnosis #pathophysiology ... #pharmacology #
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Causes of Hypokalemia ... of hypokalemia ... that is leaky all ... drain wide open all ... #workup #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... Hypertensive: • High Al ... Gitelman's syndrome #Hypokalemia ... Diagnosis #Algorithm #nephrology ... #causes #low #potassium
Drugs that Impair Renal Potassium Excretion 

Decreased ENaC channel function: Amiloride, Triamterene, Pentamidine
Decreased Aldosterone Synthesis: Heparin,
Aldosterone Release: ACE ... happypillsrx/ #Hyperkalemia ... #Pathophysiology ... #Pharmacology #
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Hypokalemia ... Hyperkalemia ... Drug-induced hyperkalemia ... ACE-Is and ARBs ... #nephrology
Hydroxyurea - Pathophysiology and Benefits in Sickle Cell Disease
 • Decreases number of pain crises (
Hydroxyurea - Pathophysiology ... number of pain crises ... vs. 1) • Fewer ACS ... Benefits #SickleCell #pathophysiology ... #pharmacology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... Suspicion for Hyperkalemia ... • NSAIDs • ACE ... differential #diagnosis #causes ... potassium #high #nephrology
Gitelman Syndrome Pathophysiology
Gitelman Syndrome is a rare autosomal recessive salt-losing tubulopathy with a prevalence of 1-
Gitelman Syndrome Pathophysiology ... distal tubule. ↑ Nacl ... H+ secretion → Hypokalemia ... Gitelman #Syndrome #Pathophysiology ... #nephrology #diagnosis
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... Suspicion for Hyperkalemia ... • NSAIDs • ACE ... differential #diagnosis #causes ... potassium #high #nephrology
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Digoxin Pharmacology ... and Pathophysiology ... intracellular calcium causes ... - Hyperkalemia ( ... #Pathophysiology