Basic and Clinical Sciences (BCSE) Practice Exam

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Where does chest pain occur in younger lung cancer patients?

  1. Primarily in the abdomen

  2. Opposite side to the primary lesion

  3. On the same side as the primary lesion

  4. Radiating to the neck

The correct answer is: On the same side as the primary lesion

Chest pain in younger lung cancer patients often occurs on the same side as the primary lesion. This phenomenon can be attributed to the anatomical proximity of the lungs to various structures in the thoracic cavity. When a tumor develops in the lung, it can directly irritate the surrounding pleura or other mesothelium, leading to localized pain that is typically felt in the same region as the lesion. Additionally, lung tumors can invade nearby tissues, causing pain that is referred to the same side. For younger patients, who might not have the typical risk factors associated with lung cancer, the presence of chest pain is indicative of underlying pathological changes, such as inflammation or direct invasion by a tumor. Other pain locations such as the abdomen or neck, while possible in some specific circumstances (like metastasis or referred pain), do not represent the typical presentation associated with primary lung cancer on that side. Therefore, understanding the relationship between the location of the tumor and the manifestation of pain is crucial in diagnosing and managing lung cancer in younger patients.