Lobectomy: Understanding Lung Lobes in Treating NSCLC
Lung cancer, specifically non-small cell lung cancer (NSCLC), can sometimes be treated by removing a lobe from the left lung through a procedure called lobectomy. The lungs, consisting of five lobes, each play a crucial role in delivering oxygen and removing carbon dioxide. Understanding the structure and function of these lobes is vital for such procedures.
The lungs are divided into lobes by thin walls of tissue known as fissures. Each lobe has its own function, receiving air from its own branch of the bronchial tree, called lobar bronchi. The left lung has two lobes - superior and inferior, while the right lung has three - superior, middle, and inferior. The superior lobes, located at the top of each lung, are often targeted in lobectomies. Conditions like lung cancer, tuberculosis, and emphysema may necessitate the removal of lobe sections or entire lobes. Bronchioles within the lobes control the gas exchange with the tiny air sacs called alveoli.
Lobectomy, involving the removal of a lobe from the left lung, is a significant procedure in treating localized lung cancer. Understanding the structure and function of the lung lobes is key to such operations, as each lobe plays a vital role in gas exchange and can be affected by various lung conditions.
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