Is Lung Removal Necessary for Lung Cancer Surgery? Lung cancer surgery is an important procedure, but it doesn’t always mean removing the entire lung. In many cases, only a portion of the lung is removed, depending on the cancer's stage and location. In this video, Dr. Karthikeyan B, Consultant, Cardio Thoracic & Vascular Surgery, Kauvery Hospital, Radial Road, explains when lung removal is necessary, the types of surgeries available, and how doctors determine the best approach for each patient.