Bronchogenic carcinoma, commonly known as lung cancer, is a type of malignant tumor that originates in the cells of the lungs. This form of cancer is primarily associated with long-term tobacco smoking, although non-smokers can also be affected.The development of bronchogenic carcinoma involves uncontrolled growth of abnormal cells in the lung tissues, leading to the formation of tumors. These tumors can interfere with the normal functioning of the lungs and, if left untreated, may spread to other parts of the body through the bloodstream or lymphatic system.Lung cancer is broadly categorized into two main types: small cell lung cancer (SCLC) and non-small cell lung cancer (NSCLC). Each type has distinct characteristics, growth patterns, and treatment approaches. Symptoms of bronchogenic carcinoma can vary but may include persistent coughing, chest pain, shortness of breath, unintentional weight loss, and fatigue. Unfortunately, lung cancer is often diagnosed at an advanced stage, making treatment more challenging.Various diagnostic methods, such as imaging tests, biopsies, and molecular testing, are employed to confirm the presence of lung cancer and determine its specific characteristics. Once diagnosed, treatment options may include surgery, chemotherapy, radiation therapy, targeted therapy, and immunotherapy, depending on the type and stage of the cancer. Prevention of bronchogenic carcinoma primarily involves lifestyle changes, such as smoking cessation and minimizing exposure to environmental carcinogens. In conclusion, bronchogenic carcinoma remains a significant health concern, emphasizing the importance of awareness, prevention, and advancements in medical research for more effective treatments in the future.