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

#EKG #emergencymedicine #criticalcare #cardiology #internalmedicine
EKG showing prominent ... U waves due to ... hypokalemia. ... Serum potassium ... #UWaves
Hypokalaemia:

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

1. Gradual decrease
fall in serum potassium ... of prominent U waves ... leads V2-V4 #Clinical ... #Cardiology #ECG ... #EKG #UWaves #Hypokalemia
T-Wave ECG changes in Hyperkalemia vs Hyperacute MI
 - Hyperkalemia: Increased height, without increase area
 -
T-Wave ECG changes ... #ECG #Hyperkalemia ... Hyperacute #MI #clinical ... #cardiology #ekg ... electrocardiogram #comparison
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
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
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 ... #cardiology #clinical
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
EKG "Mild" Hyperkalemia ... narrow-based T Waves ... counting of HR by EKG ... rhythm Presence Of EKG ... cardiology #diagnosis #clinical
Hyperkalemia Treatment Options
Stabilize cardiac membrane:
 • IV Calcium (peaks 5-10 minutes)
Decrease potassium concentration:
 • IV Fluids
Shift
Hyperkalemia Treatment ... minutes) Decrease potassium ... • IV Fluids Shift ... LouLectures #Hyperkalemia ... #management #potassium
Checklist Approach to Hypokalemia

Consider risk factors for arrhythmia:
 - EKG changes (especially QT prolongation)
 - Digoxin
arrhythmia: - EKG ... incongruous with clinical ... context & EKG) ... Internet Book of Critical ... #Management #CriticalCare
Osborn (J Wave)

Etiology 
• Hypothermia (below 320C / SOOF) 
• Normal variant 
• Hypercalcemia 
• Neurological
Osborn (J Wave) ... Normal variant • Hypercalcemia ... fibrillation Clinical ... Differential #Cardiology #EKG ... #ECG #Hypothermia