13 results
Knuckle Sign on ECG - Acute Pericarditis

Electrocardiogram of a 68-year-old woman two days after coronary artery
- Acute Pericarditis ... surgery with small pericardial ... effusion seen on an echocardiogram ... except for the ST ... depression in I, II and aVL
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... Pericarditis: PR ... atrial injury from pericardial ... pericarditis ... #cardiology
Typical ECG changes in acute pericarditis includes: stage 1 - diffuse, positive, ST elevations with reciprocal
in acute pericarditis ... be present in all ... indefinitely inverted #Diagnosis ... #EM #IM #Cardiology ... #EKG #Pericarditis
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
depression Pericarditis ... , not in aVL • ... , not in aVL, when ... lateral leads (I, aVL ... #cardiology #ecg
Progression of EKG changes in Acute Coronary Syndrome (ACS)
Hyperacute T waves:
 • Broad-based and symmetrical, usually
Progression of EKG ... or QS complex in ... In leads l, I, aVL ... SatyaPatelMD #EKG ... #diagnosis #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... progression ST ... • Lateral (I + aVL ... between QRS and ST ... #diagnosis #system
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
elevation in aVR ... of the leads l, aVL ... discordant QRS complex ... #EKG #diagnosis ... #differential #cardiology
Constrictive Pericarditis on Echocardiogram
A 55-year-old female marathon runner presents to clinic w/ 6-months of worsening breathlessness
on Echocardiogram ... had gained 15 kg ... circumferential pericardial ... expiration not meeting diagnostic ... #cardiology
Myocarditis 

5 Principles of
Myocarditis:
1. Build clinical suspicion
2. Decide on EMBx
3. Manage acute cardiac injury
4. Manage chronic
shock, Arrythmias, Pericarditis ... , Tamponade EKG ... Findings: - AV ... Myocardial injury (ST ... #Myocarditis #diagnosis
Anterior-Septal Wall Motion Abnormality on POCUS Echocardiogram

58yoM smoker, neg nuclear ST last week, with CP that
smoker, neg nuclear ST ... EKG: nsr, TWI v1 ... What's his diagnosis ... Resolution: ACS. ... #PLAX #LAD