The baby’s heartbeat is especially fast in fever, which is divided into physiological: the heart rate is accelerated due to fever itself; and pathological factors, such as fulminant myocarditis and sepsis, which need to find the cause in time.
1. Physiological factors: due to fever leads to sympathetic nerve excitation, blood circulation is accelerated, the heart rate is accelerated, this is a physiological phenomenon, when the body temperature is reduced to normal, the heart rate can be restored to the normal range, no need for special treatment.
2. Pathologic factors
Violent myocarditis: children may have increased heart rate, arrhythmia, bradycardia and other arrhythmic manifestations, which may be accompanied by pallor, fatigue, and other symptoms need to seek immediate medical attention, improve the electrocardiogram, cardiac enzyme spectrum, troponin and other related examinations, can be clear condition;
Septicemia: babies may have repeated fever, fast heartbeat, jaundice, etc., blood routine, blood culture and other tests help to clarify the condition.
The baby’s heartbeat is particularly fast with fever, there may be other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, and then give targeted treatment or treatment under the guidance of the doctor.