Chennai (Tamil Nadu) [India], December 12 (ANI/NewsVoir): Kauvery Hospital Chennai, a unit of Kauvery Group of Hospitals, a leading multispecialty healthcare chain in Tamil Nadu, successfully performed the procedure of minimally invasive radiofrequency ablation (RFA) on a 75-year-old woman, suffering from abnormal heart rhythm, a condition where there is a disturbance in the normal electrical activation of the heart. This further results in abnormal heart rates such as faster heart rates (tachycardia), or extremely slow heart rates (bradycardia) or irregular heartbeats.