23 results
Hypokalaemia:

The gradual fall in serum potassium level is reflected electrocardiographically by the following features:

1. Gradual decrease
Hypokalaemia: ... fall in serum potassium ... leads V2-V4 #Clinical ... #Cardiology #ECG ... #EKG #UWaves #Hypokalemia
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Thyrotoxicosis Medications ... MatthewHoMD #Hypokalemia ... Diagnosis #Algorithm #nephrology ... #low #potassium
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Hyperkalemia: Diagnostic ... diet • Blood ... • Tumor lysis/hemolysis ... • Type 1 #Hyperkalemia ... #potassium #differential
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Hyperkalemia Differential ... Algorithm R/O Pseudo-hyperkalemia ... Alwavs Repeat Blood ... plasma [K+] #Hyperkalemia ... Algorithm #causes #potassium
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... Suspicion for Hyperkalemia ... Drugs Causing Hyperkalemia ... Metabolic acidosis - Hyperkalemia ... cantaloupe #hyperkalemia
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
Causes of HyperKalemia ... Tissue injury • Hemolysis ... dietary intake • Blood ... blockers - MCW Nephrology ... MCW_Nephrology #HyperKalemia
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... Suspicion for Hyperkalemia ... Drugs Causing Hyperkalemia ... Metabolic acidosis - Hyperkalemia ... images/12834 #hyperkalemia
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
of Drug-Induced Hyperkalemia ... Benyzlpenicillin, blood ... MunerMohamed1 #hyperkalemia ... #differential # ... #pharmacology #potassium
Constipation - Differential Diagnosis Algorithm
Diet/Lifestyle
 • Fibre
 • Calories
 • Fluid
 • Exercise
 • Psychosocial
Medications
 •
Constipation - Differential ... Aluminum, Calcium, Potassium ... Hypothyroidism • Hypokalemia ... • Hypercalcemia ... #Constipation #Differential
Osborn (J Wave)

Etiology 
• Hypothermia (below 320C / SOOF) 
• Normal variant 
• Hypercalcemia 
• Neurological
Normal variant • Hypercalcemia ... Neurological insult • Medications ... fibrillation Clinical ... #Diagnosis #Differential ... #ECG #Hypothermia