The presence of cancer of the lungs is rare in adolescent patients, particularly in those under 20 years of age. A cancer that begins in the lungs is most often found in older patients with a history of tobacco use. In literature cancer in younger patients mostly meditational origins. Hence, we found two cases of lung cancer in a 15 and 17 years old male with different clinical presentation and history. In this paper, we hope to illustrate the unique challenges in diagnosing and treating young

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... atients with lung cancer. The third case is 29 years old young man with malignant pleural mesothelioma which is a rare, invasive and often fatal neoplasm that develops in the thin layer of tissue surrounding the lungs known as the pleura. Although rare, mesotheliomas do occur in the young; their characteristics are distinct from those of older patients.