Premature cardiac contractions, also known as preterm contractions, are characterized by palpitations, panic attacks, dizziness and fatigue.
Premature cardiac contraction is an abnormal electrical stimulation outside the sinus node that leads to premature depolarization of the heart. Most of the occasional premature cardiac contractions do not have obvious special symptoms, but frequent attacks or combined with organic lesions will cause a series of abnormal physical conditions.
1. Palpitation, panic: it is closely related to the abnormal heart rhythm, manifested as paroxysmal and transient tachycardia causing related symptoms.
2. Dizziness and fatigue: because the abnormal heart rhythm affects the pumping function of the heart muscle, resulting in insufficient blood supply to the brain and limbs, leading to the symptoms of dizziness and fatigue.
Some patients also have symptoms such as chest tightness, shortness of breath and sweating. Apparently abnormal physical condition, need to consult a doctor in time to observe, after determining the specific cause, under the guidance of clinicians standardized treatment.