Cardiology Questions - Answer of today's question: Young patient, without comorbidities, hospitalized for syncope. ECG reveals only a short PR. The PR interval reflects the physiological delay of atrioventricular conduction. The existence
![Association of Short PR Interval, Long QT Interval, and Sudden Cardiac Death in a Young Male | Revista Española de Cardiología Association of Short PR Interval, Long QT Interval, and Sudden Cardiac Death in a Young Male | Revista Española de Cardiología](https://multimedia.elsevier.es/PublicationsMultimediaV1/item/multimedia/thumbnail/13148606:255v63n03-13148606fig1.jpg)
Association of Short PR Interval, Long QT Interval, and Sudden Cardiac Death in a Young Male | Revista Española de Cardiología
![PDF] Short PR interval and narrow QRS complex associated with pheochromocytoma: electrophysiologic observations. | Semantic Scholar PDF] Short PR interval and narrow QRS complex associated with pheochromocytoma: electrophysiologic observations. | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/70c84b67526b876599383b345b5752efda6e014e/2-Figure1-1.png)
PDF] Short PR interval and narrow QRS complex associated with pheochromocytoma: electrophysiologic observations. | Semantic Scholar
![Electrocardiogram showing sinus rhythm with short PR interval and mild... | Download Scientific Diagram Electrocardiogram showing sinus rhythm with short PR interval and mild... | Download Scientific Diagram](https://www.researchgate.net/publication/233964326/figure/fig1/AS:299976635764736@1448531411119/Electrocardiogram-showing-sinus-rhythm-with-short-PR-interval-and-mild-ST-T-abnormalities.png)
Electrocardiogram showing sinus rhythm with short PR interval and mild... | Download Scientific Diagram
![Association of Short PR Interval, Long QT Interval, and Sudden Cardiac Death in a Young Male | Revista Española de Cardiología Association of Short PR Interval, Long QT Interval, and Sudden Cardiac Death in a Young Male | Revista Española de Cardiología](https://multimedia.elsevier.es/PublicationsMultimediaV1/item/multimedia/13148606:255v63n03-13148606fig1.jpg?idApp=UINPBA000025)
Association of Short PR Interval, Long QT Interval, and Sudden Cardiac Death in a Young Male | Revista Española de Cardiología
![Twelve-lead electrocardiogram (A) pre-ablation: a short PR interval and... | Download Scientific Diagram Twelve-lead electrocardiogram (A) pre-ablation: a short PR interval and... | Download Scientific Diagram](https://www.researchgate.net/publication/315982057/figure/fig1/AS:560452214026240@1510633628228/Twelve-lead-electrocardiogram-A-pre-ablation-a-short-PR-interval-and-delta-waves-are.png)
Twelve-lead electrocardiogram (A) pre-ablation: a short PR interval and... | Download Scientific Diagram
![Figure, Wolff-Parkinson-White-Syndrome, Delta Wave, Abnormally short...] - StatPearls - NCBI Bookshelf Figure, Wolff-Parkinson-White-Syndrome, Delta Wave, Abnormally short...] - StatPearls - NCBI Bookshelf](https://www.ncbi.nlm.nih.gov/books/NBK554437/bin/Wolff-Parkinson-White-Syndrome.jpg)
Figure, Wolff-Parkinson-White-Syndrome, Delta Wave, Abnormally short...] - StatPearls - NCBI Bookshelf
![A. ECG showing short PR interval with delta wave (Wolff-Parkinson-White... | Download Scientific Diagram A. ECG showing short PR interval with delta wave (Wolff-Parkinson-White... | Download Scientific Diagram](https://www.researchgate.net/publication/329000477/figure/fig1/AS:693671649357825@1542395617610/A-ECG-showing-short-PR-interval-with-delta-wave-Wolff-Parkinson-White-syndrome.png)