5 results
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
EKG of the same ... excludes other differentials ... that’s called “clinical ... ’s called Frog sign ... Cardiology #Neck #Frog #Sign
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... / Don't Miss Signs ... bigger than QRS - deWinter ... #Ischemia #ECG ... #EKG #diagnosis
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
STEMI Equivalents ... on ECG • Conventional ... J point • De Winter ... #ECG #EKG #diagnosis ... #differential #
Myasthenic Crisis Checklist - Myasthenia Gravis

Evaluation 
 - Chest X-ray and lung ultrasound (exclude other lung
Myasthenic Crisis Checklist ... Phos), CBC with differential ... or TSH level if symptoms ... oral secretions (e.g ... monitoring (vital signs
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Enteroviruses (e.g ... Coltivirus Symptoms ... • Common clinical ... influenzae Symptoms ... Acute meningeal signs