21 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... atrial injury from ... #AVR #leadAVR #ecg ... #differential # ... cardiology
Typical ECG changes in acute pericarditis includes: stage 1 - diffuse, positive, ST elevations with reciprocal
depression in aVR ... segment in aVR and ... indicates atrial injury ... and PR deviations ... Diagnosis #EM #IM #Cardiology
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
dep and peaked ... in avR - Wellen's ... avR - proximal ... electrocardiogram #cardiology ... Interpretation #differential
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs ... assoc with 1K, AV ... WPW - delta wave and ... #diagnosis #cardiology ... electrocardiogram #differential
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Elevation - Differential ... depression in aVR ... depression in aVR ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Brady Management ... association between P and ... • Block in AV ... electrocardiogram #ecg ... #cardiology
Myocarditis 

5 Principles of
Myocarditis:
1. Build clinical suspicion
2. Decide on EMBx
3. Manage acute cardiac injury
4. Manage chronic
Findings: - AV ... (ST elevation), ... Low voltage Treatment ... Myocarditis #diagnosis #management ... #biopsy
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... elevation in aVR ... #Equivalents #ECG ... #differential # ... cardiology #electrocardiogram
Emergent Hyperkalemia Treatment Algorithm
ECG changes, weakness, K+ >6.5 Or renal insufficiency with K >5.5 with cellular
Algorithm ECG ... ongoing rhabo, crush injury ... , etc) ECG changes ... , AV blocks) -> ... #Algorithm #Management
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
quantify renal injury ... w differential ... : Biopsy (gold standard ... #diagnosis #management ... #treatment