19 results
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 #internalmedicine ... Electrocardiogram #ECG
Hyperkalemia - Management Algorithm
 • IV calcium
 • IV insulin and glucose and/or salbutamolt
 • Consider
Hyperkalemia - Management ... Dialysis Serum potassium ... and ECG changes ... blocks, QRS axis shift ... #potassium #high
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... • Recent IV potassium ... Intracellular Shift ... differential #diagnosis #causes ... #potassium #high
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
Have a high index ... CM5 continuous ECG ... Obtain a 12-lead ECG ... abnormalities particularly potassium ... consultation with cardiology
Hyperkalemia Management Algorithm
 • Treat the cause & optimize hemodynamics and ventilation
 • Reconsider treatment leadingto
• Treat the cause ... and parenteral potassium ... Intracellular K+ Shift ... Algorithm #treatment #potassium ... #high
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... • Recent IV potassium ... Intracellular Shift ... differential #diagnosis #causes ... #potassium #high
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
intracellular calcium causes ... - Hyperkalemia ( ... high potassium levels ... , in states of hypokalemia ... Pathophysiology #cardiology
Pseudohyperkalemia vs Reverse Hyperkalemia

Pseudohyperkalemia and reverse pseudohyperkalemia are both conditions where potassium levels appear falsely elevated.

Pseudohyperkalemia:
This
Causes: • Thrombocytosis ... potassium is high ... Causes: • Seen ... • ECG findings ... no changes in ECG
Evaluation and Management of Hypokalemia

Hypokalemia is often asymptomatic. Evaluation begins with a search for warning signs
Hypokalemia is ... electrocardiography (ECG ... Most cases of hypokalemia-induced ... transcellular shifts ... depletion impedes potassium
Causes of Hyperkalemia - Differential Diagnosis Framework
 • Cellular Shift:
   - Exercise
Causes of Hyperkalemia ... Framework • Cellular Shift ... Medicine @ucsdim #Hyperkalemia ... Differential #Diagnosis #Causes ... #potassium #high