CSI Mission Hospital Neyyoor is a medical institution with a rich history of more than 175 years of serving the community. It was the first hospital established in South India and was once the largest medical mission in the world. The hospital has been at the forefront of medical innovation, with many notable achievements to its credit. It had the distinction of having the first X-ray machine and was the first hospital to use interstitial radiation. Additionally, quinine was first used for malaria treatment here, and the hospital performed the first gastrojejunostomy for ulcer stomach. The hospital is also renowned for its medical professionals, such as Dr. Sommerwell, who conducted the maximum number of head and neck cancer cases here. As a testament to its commitment to innovation, the hospital is the first in South Tamilnadu to have a dual energy linear accelerator. The hospital is dedicated to providing high-quality care to its patients, combining medical excellence with compassionate service. Its mission is to continue to advance the field of medicine and make a positive impact on the health and well-being of the community. With its impressive history, cutting-edge technology, and exceptional medical professionals, CSI Mission Hospital Neyyoor is a top destination for those seeking the best in medical care.