17 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
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: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Hyperkalemia: Diagnostic ... diet • Blood ... • Tumor lysis/hemolysis ... • Type 1 #Hyperkalemia ... #differential
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
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
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
- Differential ... Disorders: • Hyperkalemia ... • Hypercalcemia ... #differential # ... diagnosis #cardiology #ecg
An ECG from a patient with a serum potassium of 7.5 with flattened P waves, widened
An ECG from a patient ... with a serum potassium ... , and peaked T waves ... : #Clinical #EM ... #IM #EKG #HyperKalemia
Causes of Hyperkalemia
Pseudohyperkalemia
 - Tourniquet use
 - Hemolysis (in vitro)
 - Leukocytosis
 - Thrombocytosis
Intra- to extracellular
Causes of Hyperkalemia ... Transfusion of aged blood ... - Hemolysis ( ... acidosis) #Hyperkalemia ... Causes #diagnosis #differential
Causes of Hyperkalemia - Differential Diagnosis Framework
 • Cellular Shift:
   - Exercise
Causes of Hyperkalemia ... Crush injury, Hemolysis ... • Pseudo hyperkalemia ... : Blood draw error ... Medicine @ucsdim #Hyperkalemia