Atrial septal defect
Revision as of 20:12, 4 April 2016 by Ostermayer (talk | contribs) (Created page with "==Background== ==Clinical Features== ==Differential Diagnosis== ==Diagnosis== thumbnail|Crochetage pattern on ECG for atrial septal defect *...")
Background
Clinical Features
Differential Diagnosis
Diagnosis
- An ECG may show the “crochetage” pattern—a notch near the apex of the R wave in electrocardiographic (ECG) inferior limb leads<ref>Heller, J et al. “Crochetage” (Notch) on R wave in inferior limb leads: A new independent electrocardiographic sign of atrial septal defect. J Am Coll Cardiol. 1996;27(4):877-882 full text]