5 results
A Lewis Lead (also called the S5 lead) is a modified ECG lead used to detect
atrial flutter ... waves when atrial ... clinically, based on signs ... #Cardiology #EKG ... #Flutter #ECGEducator
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
the atria and ventricles ... EKG of the same ... excludes other differentials ... Hussainch #Cannon #Awaves ... #JVP #Cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... Subepicardial atrial ... , AVRT, atrial tachycardia ... #differential # ... cardiology
Atrial septal defect

An ECG may show the “crochetage” pattern (92% specific)—a notch near the apex of
Atrial septal defect ... inferior limb leads ... #EKG #Cardiology ... #Crochetage #Sign ... #ASD
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... Physical exam • 12-lead ... ECG • Limited ... Hyperthyroidism • Anemia Psychiatric ... #Palpitations #Cardiology