51 results
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... Specific for critical ... High rate in <1 ... #Wellens #Sign # ... EKG #ECG #Electrocardiogram
Typical Clinical Features of Major Causes of Acute Chest Discomfort

#ChestPain #Features #Signs #Symptoms #Comparison #Table #Characteristics
Typical Clinical ... Features of Major Causes ... ChestPain #Features #Signs ... #Symptoms #Comparison ... #Table #Characteristics
Supraventricular Tachycardia EKG

Here’s a great ECG case of a 50-year-old lady who presented with palpitations

Her heart
case of a 50-year-old ... palpitations Her heart rate ... #ECG #Electrocardiogram ... #Cardiology #EKG ... #Clinical
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... - Control rate ... Treat underlying cause ... Treat underlying cause ... #Tachycardia #Treatment
Pediatric SVT - Management Algorithm
Identify SVT:
 • HR not variable
 • Abrupt rate changes
 • Infants:
variable • Abrupt rate ... : HR > 180bpm ECG ... Monitors, Pads AP Stable ... Signs of shock or ... peds #Pediatric #treatment
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
• As the heart rate ... cardiology #diagnosis #ekg ... #ecg #electrocardiogram ... #variants #clinical ... #comparison
Vasopressors Table 
Rough properties by Target Receptor, Heart Rate/Inotropy, Systemic Vascular Resistance, Cardiac Output, Blood Pressure,
Vasopressors Table ... Receptor, Heart Rate ... Resistance, Main Uses ... Internet Book of Critical ... Effect #Management #Comparison
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
complexes at different rates ... - Brugada's sign ... VT #VTach #SVT #Comparison ... #ekg #cardiology ... #diagnosis #electrocardiogram
Hordeolum vs Chalazion

Hordeolum (Stye):
 • Location: Most commonly found at or near an eyelash follicle
 •
eyelash follicle • Cause ... upper lid • Cause ... eyedrops, surgery #Clinical ... Stye #Chalazion #Comparison ... #Table
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
39 C this is a clinical ... Treatment depends ... maintained fever CAUSES ... hyperthermia crisis (late ... sign) (→ 3-8)