17 results
Ultrasound (POCUS) For Nerve Blocks
Nerve block sites, agents, dosing and duration
Infographic by Dr. David Cisewski @dhcisewski
#Management
Nerve block sites ... , agents, dosing ... #Pain #Nerve #Block ... #Anesthetics #Dosing ... #Doses #Table
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
(AV blocks) - ECG ... • During sinus ... #AVBlock #cardiology ... #ekg #ecg #diagnosis ... #electrocardiogram
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
Wave Inversions - Differential ... bundle branch blocks ... bundle branch block ... TWaveInversions #TWI #Differential ... #EKG #Electrocardiogram
High-grade AV Block aka Advanced AV Block
 • During sinus rhythm, when 2 or more P
High-grade AV Block ... aka Advanced AV Block ... high-grade AV block ... complete heart block ... #ekg #electrocardiogram
Second degree AV Block 2:1
 • During sinus rhythm, 2 to 1 AV block manifest as
Second degree AV Block ... 2:1 • During ... rhythm, 2 to 1 AV block ... • A 2:1 AV block ... #ekg #electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
- w/ variable block ... (3) SA node block ... rhythms (5) AV block ... - Proximal AV block ... QRS - Distal AV block
66 yo with syncope - Ventricular Tachycardia

This ECG shows a wide-complex tachycardia in a right bundle
Tachycardia This ECG ... bundle branch block ... pattern going quite ... -LearnTheHeart ECG ... #EKG #Electrocardiogram
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
assoc with 1K, AV block ... Trifascicular block ... 1st degree heart block ... diagnosis #cardiology #electrocardiogram ... #differential
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... pauses • AV block ... Medication side effect (e.g ... #Syncope #Differential ... Classification #Table
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Segment Elevation - Differential ... downsloping - Coving ... Bundle Branch Block ... bundle-branch block ... #ekg #electrocardiogram