Atrial septal defect An ECG may show the “crochetage”
![Atrial septal defect An ECG may show the “crochetage”](https://img.grepmed.com/uploads/3282/cardiology-crochetage-sign-ekg-ecg-original.png)
Atrial septal defect An ECG may show the “crochetage” pattern (92% specific)—a notch near the apex of the R wave in inferior limb leads Large notches signify a larger shunt #ECG #EKG #Cardiology #Crochetage #Sign #ASD
![](https://media.springernature.com/lw685/springer-static/image/chp%3A10.1007%2F978-3-030-42937-9_50-1/MediaObjects/486865_0_En_50-1_Fig6_HTML.png)
Atrial Septal Defects
Defective T wave in V 2-V 6 leads
![](https://www.researchgate.net/publication/270662719/figure/fig1/AS:295056813641728@1447358434075/Crochetage-R-wave-in-inferior-leads.png)
Crochetage R wave in inferior leads
![](https://image.slidesharecdn.com/ecgincongheartdiseasesubramanyam-180722061123/85/electrocardiogram-ecg-in-congenital-heart-diseases-41-320.jpg?cb=1666057469)
electrocardiogram (Ecg) in CONGENITAL HEART DISEASES
![](https://www.thelancet.com/cms/attachment/2635fdfc-4981-4fee-973c-a2a3a0bd0de6/gr5_lrg.jpg)
Deep learning-based model detects atrial septal defects from electrocardiography: a cross-sectional multicenter hospital-based study - eClinicalMedicine
![](https://ars.els-cdn.com/content/image/1-s2.0-S2666084923000906-gr2.jpg)
Crochet Leads the Way - ScienceDirect
![](http://metealpaslan.com/ecg/v/000144-05v.jpg)
pulmonary stenosis and the electrocardiography - ekg - ecg - ankara kardiyoloji - kalp hastalıkları - mete alpaslan - doktorekg.com
![](https://slideplayer.com/slide/15834998/88/images/9/-ECG%3A+May+be+NSR+with+uncomplicated+ASD+and+small+shunt..jpg)
ASD Julie Brogdon DO. - ppt download
![](https://i1.rgstatic.net/publication/351437822_ATRIAL_SEPTAL_DEFECT_WITH_CROCHETAGE_SIGN_PRESENTING_WITH_PULMONARY_ARTERY_THROMBOSIS/links/6097c9be92851c490fc7d8fa/largepreview.png)
PDF) ATRIAL SEPTAL DEFECT WITH CROCHETAGE SIGN PRESENTING WITH PULMONARY ARTERY THROMBOSIS
![](http://metealpaslan.com/ecg/v/000108-04v.jpg)
atrial septal defect (asd) - atriyal septal defekt - ekg - ecg - ankara kardiyoloji - kalp hastalıkları - mete alpaslan - doktorekg.com
![](https://ars.els-cdn.com/content/image/1-s2.0-S0022073621001278-gr2.jpg)
Crochetage sign may predict late atrial arrhythmias in patients with secundum atrial septal defect undergoing transcatheter closure - ScienceDirect
![](https://www.ahajournals.org/cms/asset/84ca0703-e485-43cc-adb8-d6c54d5eb574/15ff2.jpg)
Atrial Septal Defects in the Adult