8 results
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
and Pathophysiology ... contraction) of the heart ... - Decreased heart ... - Hyperkalemia ( ... , in states of hypokalemia
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... Refeeding Syndrome #Hypokalemia ... #causes #potassium ... #low #pathophysiology
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Hyperkalemia Differential ... Diagnosis Algorithm ... Differential #Diagnosis #Algorithm ... #causes #potassium ... #high #pathophysiology
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
exhaustion, Heat ... Dermatomyositis) AKI - Pathophysiology ... Monitor potassium ... Dialysis for severe hyperkalemia ... Management #Summary #causes
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Loss of sodium/Potassium ... Collapse: • Pathophysiology ... and electrolyte losses ... Hypocalcemia - Hyperkalemia ... differential #diagnosis #causes
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
Causes of Hyperkalemia ... Digoxin and related ... Congestive heart ... Diagnosis #High #Potassium ... #Classification
Evaluation and Management of Hypokalemia

Hypokalemia is often asymptomatic. Evaluation begins with a search for warning signs
or underlying heart ... Most cases of hypokalemia-induced ... with underlying heart ... depletion impedes potassium ... #Evaluation #Algorithm
Causes of Hypokalemia
I. Decreased intake
   A. Starvation
   B. Clay ingestion
II. Redistribution into
Causes of Hypokalemia ... post-myocardial infarction, head ... deficiency #Hypokalemia ... Diagnosis #Low #Potassium ... #Classification