25 results
Differential Diagnosis of Low Voltage ECG #Diagnosis #EM #Cardiology #Low #Voltage #EKG #LowVoltage #Differential #Extracardiac #Cardiac
Differential Diagnosis ... of Low Voltage ECG ... #Diagnosis #EM ... #Cardiology #Low ... #Voltage #EKG #
Right sided ECG leads (V1R-V6R) are positioned in a mirror image fashion to the standard 12-lead
Right sided ECG ... (RV) infarcts #EM ... #Cardiology #RightSided ... #EKG #Lead #Placement ... #ALiEM
Posterior ECG leads (V7-V9) are applied by moving V4-V6 to under the left scapula.Purpose: To detect
Posterior ECG leads ... lateral wall AMI #EM ... #Cardiology #Posterior ... #EKG #Lead #Placement ... #ALiEM
Typical ECG changes in acute pericarditis includes: stage 1 - diffuse, positive, ST elevations with reciprocal
Typical ECG changes ... patients) stage 4 - ECG ... indefinitely inverted #Diagnosis ... #EM #IM #Cardiology ... #EKG #Pericarditis
Diagnostic approach to the admitted patient with possible COVID-19

Initial evaluation
- Chest X-ray
- Lung ultrasound (thorough "lawn-mower"
Chest X-ray - Lung ... Nasopharyngeal PCR ... - CBC with differential ... clinically indicated (e.g ... echocardiogram, EKG
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
wave and short PR ... Syncope #Syndromes #ECG ... #EKG #Checklist ... #diagnosis #cardiology ... electrocardiogram #differential
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... aVR • Classic EKG ... #AVR #leadAVR #ecg ... #ekg #differential ... #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
AV block 1º - long ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology ... #differential
High Output Heart Failure - Pathophysiology and Differential Diagnosis
Obesity - Systemic Vasodilation, Vasoactive Adipokines
Arteriovenous Fistula -
Diagnosis Obesity ... - Congenital (e.g ... HHT), Acquired (e.g ... Vasodilation Lung ... #Diagnosis #cardiology
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Intervals - PR ... 360 ms: ↑ca - Long ... #Approach #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology