19 results
T-Wave ECG changes in Hyperkalemia vs Hyperacute MI
 - Hyperkalemia: Increased height, without increase area
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T-Wave ECG changes ... Ferdous @fazalabul #TWaves ... #ECG #Hyperkalemia ... #electrocardiogram ... #comparison
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
EKG "Mild" Hyperkalemia ... narrow-based T Waves ... Loss of visible P waves ... • "Sine wave" ... #EKG #ECG #electrocardiogram
Typical ECG changes associated with hyperkalemia. 
→ Peaked T wave
→ Wide PR interval, Wide QRS duration,
Typical ECG changes ... → Peaked T wave ... , Sinusoidal wave ... #hyperkalemia #ECG ... #ekg #electrocardiogram
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
Hyperkalemia shortens ... repolarization; changes ... in the T wave provide ... idioventricular rhythm ... #EKG #ECG #Changes
Hyperkalemia - Management Algorithm
 • IV calcium
 • IV insulin and glucose and/or salbutamolt
 • Consider
Hyperkalemia - Management ... changes • 5.5 ... amplitude of P waves ... - Absence of T wave ... sinoventricular rhythm
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
• Variable P wave ... • The change ... • Some P waves ... #electrocardiogram ... #clinical #comparison
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Disorders: • Hyperkalemia ... • Hypercalcemia ... dissection • Sodium-channel ... diagnosis #cardiology #ecg ... #ekg #electrocardiogram
BRASH Syndrome

B - Bradycardia
R - Renal failure
A - AV nodal blockade
S - Shock
H - Hyperkalemia

Typical ECG
Typical ECG ... HR 30, peaked T waves ... flattening of P waves ... • If on a Ca2+ channel ... Syndrome #diagnosis #management
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
increases, the P wave ... decreases, the P wave ... is gradual and rhythmic ... in P wave contour ... #ecg #electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
3 different P waves ... arrest - escape rhythms ... bradyarrhythmia #ECG ... #EKG #diagnosis ... #electrocardiogram