20 results
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Specific for critical ... anterior wall MI ... Serial EKGS in pts ... #ECG #Electrocardiogram ... #Diagnosis #Cardiology
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
Myocarditis Diagnosis ... Cardiovascular MRI ... Clinical • ... gallop • Abnormal ECG ... • Cardiogenic shock
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(3) SVTs - atrial ... 200ms from longer pause ... bradyarrhythmia #ECG ... #EKG #diagnosis ... #electrocardiogram
Bradycardia
1) First Steps: IV, O2, Monitors, ECG, Pads on patient, Crash Cart in room. Is patient
O2, Monitors, ECG ... brady, Signs of Shock ... Chest Pain • ECG ... Connect ECG Leads ... #bradycardia #diagnosis
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Brady Management ... P and QRS • Atrial ... degrees #summary #Diagnosis ... #EKG #electrocardiogram ... #ecg #cardiology
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
(AV blocks) - ECG ... group-beating" on the ECG ... • This is a clinically ... #ecg #diagnosis ... #electrocardiogram
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
) - HiPR: AV block ... : WPW, ectopic atrial ... #Approach #ECG ... #EKG #diagnosis ... #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
presence of AV block ... Wandering Atrial ... Arrhythmia #cardiology #diagnosis ... #ekg #ecg #electrocardiogram ... #variants #clinical
Shock Overview
A state of tissue hypoxia due to decreased or dysregulated oxygen delivery or extraction, resulting
death Common Clinical ... O2 delivery • MI ... Classification #diagnosis ... #management #Overview ... #differential #causes
Shock Overview
A state of tissue hypoxia due to decreased or dysregulated oxygen delivery or extraction, resulting
death Common Clinical ... O2 delivery • MI ... Classification #diagnosis ... #management #Overview ... #differential #causes