4 results
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... sign! ... #Cannon #Awaves ... #PhysicalExam #JVP ... #Sign
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
or R/S>I STEMI Equivalents ... / Don't Miss Signs ... bigger than QRS - deWinter ... cardiology #STEMI #Equivalents ... Interpretation #differential
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
V2 • Wellens sign ... pain • Wellens sign ... indistinguishable from ... deviation) • Acute ischemia ... #differential #
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