5 results
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... EKG of the same ... excludes other differentials ... #Awaves #AVNRT ... #Sign
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 ... #electrocardiogram ... #diagnosis #ekg
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... indistinguishable from ... #Equivalents #ECG ... #EKG #diagnosis ... #differential #
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... bigger than QRS - deWinter ... #Ischemia #ECG ... #EKG #diagnosis ... #electrocardiogram
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Enteroviruses (e.g ... - Jamestown Canyon ... parenchymatous (tabes ... Acute meningeal signs ... bacterial from