Lifeline Artemis Advanced Heart & Vascular Institute in Chennai is among the city’s top cardiology hospitals. artemiscardiac.com +2 chennai.gemhospitals.com +2 With state‑of‑the‑art cath labs, experienced cardiologists led by Dr V.K.G. Rajasekar, it offers comprehensive care—non‑invasive diagnosis, angioplasty, valve interventions, electrophysiology, and 24‑hour emergency cardiac services. artemiscardiac.com +2 artemiscardiac.com +2