63 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
EKG showing prominent U waves due to hypokalemia. Serum potassium 2.0. 

#EKG #emergencymedicine #criticalcare #cardiology #internalmedicine
showing prominent U waves ... due to hypokalemia ... Serum potassium ... Electrocardiogram #ECG #UWaves
Typical ECG changes associated with hyperkalemia. 
→ Peaked T wave
→ Wide PR interval, Wide QRS duration,
associated with hyperkalemia ... closely with serum potassium ... experience sudden hyperkalemic ... #hyperkalemia #ECG ... electrocardiogram #potassium
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... • G-CSF • Hypokalemic ... • Refeeding syndrome ... MatthewHoMD #Hypokalemia ... nephrology #low #potassium
Classification of Tumor Lysis Syndrome (TLS) and Treatment of Metabolic Abnormalities of TLS
Laboratory TLS:
 • Uric
of Tumor Lysis Syndrome ... 8.0 mg/dL • Potassium ... Calcium ≤ 7.0 mg/dL Clinical ... hydroxide • Hyperkalemia ... #TumorLysis #Syndrome
T-Wave ECG changes in Hyperkalemia vs Hyperacute MI
 - Hyperkalemia: Increased height, without increase area
 -
T-Wave ECG changes ... in Hyperkalemia ... Hyperacute MI - Hyperkalemia ... #ECG #Hyperkalemia ... Hyperacute #MI #clinical
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Hyperkalemia Differential ... Algorithm R/O Pseudo-hyperkalemia ... ) • RBC Hemolysis ... plasma [K+] #Hyperkalemia ... Algorithm #causes #potassium
Hypokalemia on EKG 

Patient presenting with severe weakness.  Patient had GI bug with vomiting/diarrhea.
Hypokalemia on EKG ... Has flattened t-waves ... RJonesSonoEM #UWaves ... #Hypokalemia #EKG ... Electrocardiogram #cardiology #clinical
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 - Management Algorithm
 • IV calcium
 • IV insulin and glucose and/or salbutamolt
 • Consider
Hyperkalemia - Management ... Dialysis Serum potassium ... - Absence of T wave ... , asystole #hyperkalemia ... #potassium #high