67 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
Knuckle Sign on ECG - Acute Pericarditis

Electrocardiogram of a 68-year-old woman two days after coronary artery
Knuckle Sign on ... ECG - Acute Pericarditis ... elevation (‘knuckle’ sign ... aVR #Knuckle #Sign ... #Pericarditis #ECG
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
Hyperkalemia on EKG ... waves • Pseudo-STEMI ... concentration, the rate ... #ECG #electrocardiogram ... cardiology #diagnosis #clinical
Note there is ST depression in aVR, a true sign of Left Main occlusion.  Many
in aVR, a true sign ... aVR is a good ECG ... sign of left main ... #Clinical #EM #IM ... #Cardiology #EKG
Hypertrophic Cardiomyopathy (HOCM) - EKG Characteristics
Typical EKG findings may include:
 • Deep and narrow Q waves
Cardiomyopathy (HOCM) - EKG ... Characteristics Typical EKG ... leads • General signs ... Cardiomyopathy #HOCM #EKG ... #ecg #clinical
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... Equivalents / Don't Miss Signs ... #Ischemia #ECG ... #EKG #diagnosis ... Interpretation #differential
Pediatric SVT - Management Algorithm
Identify SVT:
 • HR not variable
 • Abrupt rate changes
 • Infants:
Pediatric SVT - ... variable • Abrupt rate ... : HR > 180bpm ECG ... Signs of shock or ... Algorithm #peds #Pediatric
Pericarditis on EKG
Stage 1 - Widespread ST elevation (<5mm) and PR depression; In aVR: ST depression
Pericarditis on EKG ... Normalization Spodick's sign ... #Pericarditis #EKG ... #ECG #electrocardiogram ... cardiology #diagnosis #clinical
Cardiac Amyloid - Diagnosis, Signs, Symptoms and Management

Clinical Presentation
- exertional dyspnea
- peripheral edema
- exertional syncope
- peripheral
Amyloid - Diagnosis, Signs ... Management Clinical ... AL) - Kussmaul sign ... despite hx HTN) EKG ... Stages #Management #Signs
Hypertension in Anesthesiology - Differential Diagnosis and Management 

Initial checklist: 
 - Verify BP (e.g. surgeon
Anesthesiology - Differential ... - Verify BP (e.g ... Check other vital signs ... (heart rate, C02 ... — 0.1 - 3 mcg/kg