Second degree type 1 SA block, significantly widened QRS, 1st degree AV... | Download Scientific Diagram
![ecgrhytyms on Twitter: "#694 Sinoatrial Block - Second Degree SA Block Type I vs Type II #BasicECG #FOAMed #FOAMems #meded #ECG https://t.co/QuJUdZ1sYF" / Twitter ecgrhytyms on Twitter: "#694 Sinoatrial Block - Second Degree SA Block Type I vs Type II #BasicECG #FOAMed #FOAMems #meded #ECG https://t.co/QuJUdZ1sYF" / Twitter](https://pbs.twimg.com/media/DMErV-eUEAApvmL.jpg)
ecgrhytyms on Twitter: "#694 Sinoatrial Block - Second Degree SA Block Type I vs Type II #BasicECG #FOAMed #FOAMems #meded #ECG https://t.co/QuJUdZ1sYF" / Twitter
![Moffitt Cardiology Pearls 12.5.17 – Sinus Exit Block and Endocarditis | UCSF Internal Medicine Chief Resident Hub Moffitt Cardiology Pearls 12.5.17 – Sinus Exit Block and Endocarditis | UCSF Internal Medicine Chief Resident Hub](https://doctorlib.info/cardiology/electrocardiography/electrocardiography.files/image216.png)