38 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
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
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
Hyperkalemia on EKG ... QRS widening • Sinus ... concentration, the rate ... #ECG #electrocardiogram ... cardiology #diagnosis #clinical
Supraventricular Tachycardia EKG

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

Her heart
Here’s a great ECG ... palpitations Her heart rate ... #ECG #Electrocardiogram ... #Cardiology #EKG ... #Clinical
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
39 C this is a clinical ... Treatment depends ... Surgical devices, e.g ... Sepsis (→ 3-14) e.g ... malignant syndrome (e.g
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
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
• If heart rate ... and positioning (e.g ... >100 bpm sinus ... 100 bpm and non-sinus ... (eg steroid dependency
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
complexes at different rates ... Fusion beats - a sinus ... VT #VTach #SVT #Comparison ... VentricularTachycardia #Versus #ecg ... #ekg #cardiology
Hypertension in Anesthesiology - Differential Diagnosis and Management 

Initial checklist: 
 - Verify BP (e.g. surgeon
- Verify BP (e.g ... Check other vital signs ... (heart rate, C02 ... vaporizer) Initial treatment ... — 0.1 - 3 mcg/kg
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
cardiac syncope, e.g ... responses or carotid sinus ... orthostatic vital sign ... and an initial ECG ... The treatment strategy