15 results
Knuckle Sign on ECG - Acute Pericarditis

Electrocardiogram of a 68-year-old woman two days after coronary artery
ECG - Acute Pericarditis ... surgery with small pericardial ... effusion seen on an echocardiogram ... depression in I, II and aVL ... #Pericarditis #
Colonic Thumbprint Sign on Abdominal XRay - Differential Diagnosis:
 • inflammatory bowel disease: UC and CD
Colonic Thumbprint Sign ... bowel disease: ... • infection (e.g ... #Differential # ... Diagnosis #radiology
Pulmonary Embolism on POCUS Echocardiogram

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Triage EKG (no prior ... Differential/diagnosis ... RV, McConnell's sign ... #A4c #clinical ... #cardiology #McConnells
Constrictive Pericarditis on Echocardiogram
A 55-year-old female marathon runner presents to clinic w/ 6-months of worsening breathlessness
had gained 15 kg ... ASA, Kussmaul's sign ... circumferential pericardial ... expiration not meeting diagnostic ... #cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
atrial injury from pericardial ... ACS vs pericarditis ... aVR • Classic EKG ... #ekg #differential ... #cardiology
Chest pain after AFib ablation. What’s the most likely diagnosis?

...

You are all correct: the patient had
the most likely diagnosis ... You are all correct ... w/ a moderate pericardial ... Dx pericarditis ... #EKG #ECG #Pericarditis
Causes of Acute Pericarditis:

Infectious;

Viral: 
Adenovirus 
Coxsackie virus A and B 
Echovirus 
Epstein-Barr virus 
Hepatitis 
Human immunodeficiency
Cardiac injury (e.g ... perforation (e.g ... sac) Chylopericardium ... #Differential # ... Diagnosis
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
Myocarditis Diagnosis ... • Chest pain, pericarditis ... tachycardia • S3, S4 ... gallop • Abnormal ECG ... , echocardiogram
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
V2 • Wellens sign ... pain • Wellens sign ... of the leads l, aVL ... #EKG #diagnosis ... #differential #
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Equivalents / Don't Miss Signs ... wave inversion in avL ... #EKG #diagnosis ... electrocardiogram #cardiology ... Interpretation #differential