Lung Cancer: Causes, Treatment, Research and Top Companies Dealing With It

Published Date : Jul 2023
Author : Poonam Gorade
Biography : As Manager of the content department, she follows a 9-year stint as a writer and editor of books, reports, special publications, technical documentation, and others at various organizations. Her other interests are in Healthcare and Social Media domains. She is also a contributor to Greater Patchogue Daily and her articles are published in European magazines.

Lung cancer is a serious and often fatal disease that affects millions of people worldwide. It occurs when abnormal cells grow uncontrollably in the lung tissues, leading to the formation of tumors. In this article, we will delve into the statistics surrounding lung cancer, exploring its prevalence, risk factors, and the importance of early detection and prevention.

Global Incidence of Lung Cancer

Lung cancer is one of the most common cancers globally and accounts for a significant portion of cancer-related deaths. According to the World Health Organization (WHO), approximately 2.21 million new cases of lung cancer were diagnosed, making it the most commonly diagnosed cancer globally. These numbers highlight the urgent need for increased awareness and preventive measures.

Leading Cause of Cancer-related Deaths

In terms of mortality, lung cancer ranks as the leading cause of cancer-related deaths worldwide. The disease is responsible for a staggering number of fatalities annually. The WHO reported approximately 1.8 million deaths caused by lung cancer. These numbers emphasize the importance of understanding risk factors and early detection to improve survival rates.

Smoking is the most significant risk factor for developing lung cancer. It is estimated that 80% to 90% of lung cancer cases are directly related to tobacco use. Smokers are about 15 to 30 times more likely to develop lung cancer than non-smokers, and the risk increases with the duration and intensity of smoking. However, it is essential to note that non-smokers can also develop lung cancer due to other factors like exposure to secondhand smoke, radon, asbestos, and air pollution.

Survival Rates

The survival rates for lung cancer vary depending on the stage at diagnosis. Generally, the earlier the cancer is detected, the higher the chances of successful treatment and survival. According to the American Cancer Society, the 5-year survival rate for localized lung cancer (cancer confined to the lungs) is around 59%. However, this rate drops significantly to 6% for distant metastatic lung cancer (cancer that has spread to distant organs). This emphasizes the importance of regular screenings and early diagnosis to improve survival rates.

Importance of Early Detection

Early detection of lung cancer is crucial for effective treatment and improved outcomes. The use of low-dose computed tomography (LDCT) screenings has shown promising results in identifying lung cancer at an early stage, particularly in high-risk individuals, such as long-term smokers. When lung cancer is diagnosed in its early stages, the chances of successful treatment are significantly higher, and the possibility of cure is more likely.

Top Companies in Lung Cancer Treatment

Roche Holding AG

Roche Holding AG, a leading pharmaceutical company based in Switzerland, has been at the forefront of lung cancer treatment advancements. With its commitment to research and innovation, Roche has developed several groundbreaking therapies targeting lung cancer, aiming to improve patient outcomes and quality of life. One of their notable drugs is "Alecensa" (alectinib), which has shown remarkable efficacy in treating a specific type of lung cancer known as anaplastic lymphoma kinase (ALK)-positive non-small cell lung cancer (NSCLC). Additionally, Roche's portfolio includes "Tecentriq" (atezolizumab), an immunotherapy that has demonstrated positive results in advanced NSCLC cases. Through its dedication to scientific excellence, Roche continues to play a pivotal role in shaping the future of lung cancer treatment, offering hope to patients and healthcare professionals worldwide.

Pfizer Inc.

Pfizer Inc., a renowned global biopharmaceutical company, has been actively involved in the development of innovative treatments for various diseases, including lung cancer. With a strong commitment to research and patient care, Pfizer has made significant strides in advancing therapies to combat this devastating disease. One of its notable drugs is "Xalkori" (crizotinib), which has been instrumental in the treatment of specific types of lung cancer, such as non-small cell lung cancer (NSCLC) with anaplastic lymphoma kinase (ALK) gene alterations. Furthermore, Pfizer's continuous dedication to exploring novel approaches has led to ongoing clinical trials and research for potential breakthroughs in lung cancer treatment. By investing in cutting-edge science and collaborative efforts, Pfizer remains dedicated to making a positive impact in the lives of lung cancer patients and their families.

Siemens Healthineers

Siemens Healthineers, a leading medical technology company, plays a crucial role in the fight against lung cancer through its innovative solutions and advanced diagnostic technologies. With a strong focus on improving patient outcomes, Siemens Healthineers offers state-of-the-art imaging systems that aid in the early detection and accurate diagnosis of lung cancer. Their high-resolution computed tomography (CT) scanners and magnetic resonance imaging (MRI) machines enable healthcare professionals to obtain detailed images of the lungs, facilitating the identification of suspicious nodules or tumors at an early stage. Additionally, Siemens Healthineers' cutting-edge laboratory diagnostics provide essential information for personalized treatment plans and monitoring lung cancer progression. Through its commitment to research and development, Siemens Healthineers continues to contribute significantly to the advancement of lung cancer treatment, ultimately enhancing the quality of care for patients around the world.

Bayer AG

Bayer AG, a leading global pharmaceutical and life sciences company, has been actively involved in the development of innovative treatments for various diseases, including lung cancer. With a deep commitment to scientific research and patient well-being, Bayer is dedicated to addressing the challenges posed by lung cancer and improving the lives of those affected by the disease. Leveraging their expertise in oncology, Bayer has been at the forefront of developing targeted therapies and immunotherapies that aim to provide more effective and personalized treatment options for lung cancer patients. Through collaborations and partnerships with academic institutions and healthcare organizations, Bayer continues to explore novel approaches and potential breakthroughs in lung cancer treatment. Their unwavering dedication to advancing medical science and improving patient outcomes reaffirms Bayer's position as a key player in the fight against lung cancer.

Hitachi, Ltd.

Hitachi, Ltd., a renowned multinational conglomerate, has made significant contributions to the field of lung cancer treatment through its cutting-edge medical technologies and solutions. With a focus on advancing healthcare, Hitachi has developed state-of-the-art diagnostic imaging systems that aid in the early detection and accurate diagnosis of lung cancer. Their advanced computed tomography (CT) scanners and magnetic resonance imaging (MRI) machines provide detailed and precise images of the lungs, assisting healthcare professionals in identifying potential abnormalities and guiding treatment decisions. Additionally, Hitachi's innovative radiation therapy systems enable targeted and precise delivery of radiation to cancerous cells, minimizing damage to healthy tissue and improving treatment outcomes. Through continuous research and development efforts, Hitachi remains committed to enhancing lung cancer treatment, offering hope to patients and medical professionals worldwide. Their dedication to improving patient care underscores Hitachi's role as a vital player in the fight against lung cancer.


Lung cancer remains a formidable global health challenge, with high incidence and mortality rates. The overwhelming association with smoking makes it imperative to promote smoking cessation programs and raise awareness about the risks associated with tobacco use. Early detection through screenings can significantly improve survival rates, offering hope for those at risk. As research continues to advance, understanding lung cancer at a cellular level may pave the way for innovative treatments and, ultimately, better outcomes for those affected by this devastating disease. Public health efforts, combined with individual lifestyle choices, can contribute to reducing the burden of lung cancer and improving the quality of life for many individuals.

Vishal SawantBusiness Development

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