54 results
ECG Changes with Potassium Imbalance
 - Normokalemia
 - Hypokalemia
 - Hyperkalemia

#Hypokalemia #Hyperkalemia #ECG #potassium #cardiology #ekg
ECG Changes with Potassium ... - Hyperkalemia ... #Hypokalemia # ... Hyperkalemia #ECG ... #potassium #cardiology
Causes of Hyperkalemia

Hyperkalemia is caused by excess potassium intake, impaired potassium excretion, or transcellular shifts. The
Causes of Hyperkalemia ... is caused by excess ... potassium intake ... , impaired potassium ... rarely the sole cause
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Hyperkalemia Differential ... ischemia-induced RBC hemolysis ... ) • RBC Hemolysis ... Diagnosis #Algorithm #causes ... #potassium #high
Causes of Hyperkalemia - Differential Diagnosis Algorithm
 • Increased Intake
 • Reduced Excretion (IV potassium with
Causes of Hyperkalemia ... Excretion (IV potassium ... Transcellular Shift #Hyperkalemia ... Diagnosis #Algorithm #Causes
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Hyperkalemia: Diagnostic ... Decreased renal potassium ... Drugs Increased potassium ... • Tumor lysis/hemolysis ... • Type 1 #Hyperkalemia
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
venipuncture • Hemolysis ... • Recent IV potassium ... cell lysis: - Hemolysis ... differential #diagnosis #causes ... #potassium #high
Causes of Hyperkalemia
Pseudohyperkalemia
 - Tourniquet use
 - Hemolysis (in vitro)
 - Leukocytosis
 - Thrombocytosis
Intra- to extracellular
Causes of Hyperkalemia ... Tourniquet use - Hemolysis ... intoxication - Hyperkalemic ... aged blood - Hemolysis ... #Causes #diagnosis
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
venipuncture • Hemolysis ... • Recent IV potassium ... cell lysis: - Hemolysis ... differential #diagnosis #causes ... #potassium #high
EKG showing prominent U waves due to hypokalemia. Serum potassium 2.0. 

#EKG #emergencymedicine #criticalcare #cardiology #internalmedicine
U waves due to hypokalemia ... Serum potassium ... #criticalcare #cardiology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... Refeeding Syndrome #Hypokalemia ... Diagnosis #Algorithm #causes ... #potassium #low