36 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 ... clinical #cardiology #ekg ... electrocardiogram #comparison
Progressive ECG changes with increasing 
hyperkalaemia. 
 (a) Normal 
 (b) Tented T wave (arrow)
(b) Tented T wave ... (c) Reduced P wave ... complex (d) 'Sine wave ... arrest) #Diagnosis ... #ECG #Hyperkalemia
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
Hyperkalemia shortens ... repolarization; changes ... repolarization causes ... #Diagnosis #Hyperkalemia ... #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 ... potassium #high #diagnosis
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... - Differential Diagnosis ... • Hypercalcemia ... dissection • Sodium-channel ... #ekg #electrocardiogram
BRASH Syndrome

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

Typical ECG
HR 30, peaked T waves ... flattening of P waves ... • If on a Ca2+ channel ... BRASH #Syndrome #diagnosis ... #management #pathophysiology
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... EKG of the same ... rapid cannon a waves ... are enough to diagnose ... Hussainch #Cannon #Awaves
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
• The change ... • Some P waves ... tachycardia #cardiology #diagnosis ... #ekg #electrocardiogram ... #clinical #comparison
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
B Afib + WPW - DANGER ... 3 different P waves ... pause 2º - Mobitz ... bradyarrhythmia #ECG ... #EKG #diagnosis
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... evaluating for other causes ... • Dominant R Wave ... Non-specific ST-T Changes ... Embolism #AcutePE #diagnosis