Dr. Shyam Sundar is a Senior Consultant – Neurosurgery at Aster Medcity, Kochi. He has extensive expertise in neuroendoscopic and neurovascular surgery, and is known for his minimally invasive brain‑surgery techniques. A Sugita Scholar at Nagoya University (2012) and trained in endoscopic endonasal skull‑base surgery at UPMC Pittsburgh, his practice focuses on pituitary tumor resections, complex skull‑base approaches, and aneurysm/AVM repair. He also performs functional and pain‑disorder procedures, including awake craniotomies for epilepsy and microvascular decompression for trigeminal neuralgia and hemifacial spasm.