50 results
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
) • RBC Hemolysis ... TTKG should be high ... Diagnosis #Algorithm #causes ... #potassium #high ... #pathophysiology
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Hyperkalemia: Diagnostic ... • Tumor lysis/hemolysis ... Normal, Renin High ... hypoplasia Aldosterone high ... • Type 1 #Hyperkalemia
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
venipuncture • Hemolysis ... phlebotomy High ... • Recent IV potassium ... differential #diagnosis #causes ... #potassium #high
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
venipuncture • Hemolysis ... phlebotomy High ... • Recent IV potassium ... differential #diagnosis #causes ... #potassium #high
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... Refeeding Syndrome #Hypokalemia ... Diagnosis #Algorithm #causes ... #potassium #low ... #pathophysiology
Potassium-Binding Agents to Treat Hyperkalemia
Sodium zirconium cyclosilicate (Lokelma):
 • Mechanism: Preferentially captures K in exchange for
Potassium-Binding ... constipation, diarrhea, nausea ... ); nausea, vomiting ... patients sensitive to high ... of aspiration #Potassium
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
Causes of HyperKalemia ... Tissue injury • Hemolysis ... glycosides • High ... MCW_Nephrology #HyperKalemia ... Differential #Diagnosis #Causes
Hyperkalemia management algorithm 2023-2024 based on UKKA and KDIGO guidelines.

#hyperkalemia #electrolytes #algorithm #emergency #management

Notes:

(1) Up to
Hyperkalemia management ... algorithm #emergency #management ... ) I've added a potassium ... (4) Due to high ... patients with potassium
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
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Pharmacology and Pathophysiology ... intracellular calcium causes ... - Hyperkalemia ( ... high potassium levels ... , in states of hypokalemia