Of the infectious diseases, measles and pertussis are in the lead as causative agents. The symptomatology is variable. Dyspnea, cyanosis and cardiac dilatation are the [jamanetwork.com]

A dual demand pacemaker was implanted to sense and interrupt attacks of tachycardia automatically. [ncbi.nlm.nih.gov]

Occurrence of atrial fibrillation in patients with paroxysmal supraventricular tachycardia due to atrioventricular nodal reentry. PACE - Pacing and Clinical Electrophysiology, 13(6), 705-710. [mayoclinic.pure.elsevier.com]

Long-term follow-up after radiofrequency ablation of paroxysmal supraventricular tachycardia in patients with tachycardia-induced atrial fibrillation. Amer J Cardiol 1997;80:1609–1610. CrossRef PubMed Google Scholar 19. [link.springer.com]

The rate of the tachycardia is regular (130 to 250 beats per minute). [jamanetwork.com]

Treatment of paroxysmal nodal tachycardia by dual demand pacemaker in the coronary sinus. [heart.bmj.com]

The incidence of congenital heart disease is high. Of the infectious diseases, measles and pertussis are in the lead as causative agents. The symptomatology is variable. Dyspnea, cyanosis and cardiac dilatation are the [jamanetwork.com]

In a study of 109 adults with congenital heart disease and AVNRT who underwent catheter ablation, investigators noted differences in outcomes between patients with simple congenital heart disease and those with complex congenital heart disease. [5] Overall [emedicine.medscape.com]

AVNRT is usually well tolerated, though it can be dangerous to those with structural heart disease or a history of congestive heart failure (CHF). [alivecor.com]

VQ Mismatch and Hyponatremia lectures have been popular among medical students and physicians. The Pulmonary Function Tests (PFTs) videos and Ventilator-associated pneumonia lectures have been particularly popular with RTs. [youtube.com]