Supraventricular tachycardia (SVT) can be defined as an abnormally rapid heart rhythm originating above the ventricles, often (but not always) with a narrow QRS complex; it conventionally excludes atrial flutter and atrial fibrillation [1]. The management of SVT in children will be reviewed here.

Supraventricular tachycardia is suspected when a doctor or nurse counts a very rapid heart rate (usually>200 in infants and >160 bpm in older children and teenagers) during an attack. To confirm the diagnosis, your child’s pediatrician might perform an electrocardiogram (ECG – also known as EKG).

2022年4月10日 · Supraventricular tachycardia (SVT) remains the most common tachyarrhythmia in children. But the presenting symptoms of SVT can vary dramatically, even within similar age groups, posing a tremendous challenge to quick and accurate diagnosis.

2024年10月8日 · SVT is the most common dysrhythmia seen in the paediatric population, and comprises over 90% of paediatric dysrhythmias. Of children presenting with SVT: SVT may be well tolerated in infants for 12-24 hours. Congestive heart failure later manifests with irritability, poor perfusion, pallor, poor feeding, and then rapid deterioration.

Supraventricular tachycardia (SVT) is the most common arrhythmia (abnormal heart rhythm) diagnosed in children. It is said to occur in up to 1 in 2500 children. While the problem is often congenital, meaning it is present at birth, the onset and severity of symptoms varies.

2023年6月27日 · Supraventricular tachycardia (SVT) is a heart rate of ≥ 220 for infants and ≥ 180 for children. SVT tends to have a sudden onset with a vague or nonspecific history. The P wave is absent or abnormal and the R to R interval is not variable.

2013年2月15日 · Pediatric Supraventricular Tachycardia (SVT) SVT is the most common symptomatic dysrhythmia in infants and children. 3 types: AV reentrant tachycardia. Has accessory pathway that bypasses the normal conjuction. WPW with bundle of Kent is a classic example. AV nodal / junctional tachycardia. Cyclical reentrant pattern due to dual AV node …

Supraventricular tachycardia (SVT) is common in infancy and childhood. Most SVT in children is due to a re-entrant mechanism and usually occurs in otherwise normally well children. SVT typically has a fixed rate, usually >220 bpm.

Toddlers and older children may be able to tell you if they are having the following symptoms: heart pounds; heart 'beeping' in chest; feels a rapid or irregular heartbeat; feeling pulses in their throat; Diagnostic Tests. If your child’s doctor thinks your child has SVT, you will be sent to a pediatric cardiologist who treats heart rhythm ...

2019年3月27日 · SVT in children: Supraventricular tachycardia refers to fast heartbeats due to heart tissue abnormalities somewhere above the lower chambers of the heart. A brief SVT episode may not cause an infant or small child to complain or look sick.