PLE-893
A thoracic surgeon removed the right middle lobar (secondary) bronchus along with lung tissue from a 58-year-old heavy smoker with lung cancer. Which of the following bronchopulmonary segments must contain cancerous tissues?
A thoracic surgeon removed the right middle lobar (secondary) bronchus along with lung tissue from a 58-year-old heavy smoker with lung cancer. Which of the following bronchopulmonary segments must contain cancerous tissues?