Pulmonary carcinoma is a prevalent and lethal form of cancer worldwide, affecting millions of individuals and their loved ones. It is caused by prolonged exposure to hazardous substances, such as tobacco smoke, secondhand smoke, radon gas, asbestos, and certain air pollutants. Genetic factors and family history may also contribute to the development of the disease. Symptoms include coughing, chest pain, hoarseness, unexplained weight loss, fatigue, and recurrent respiratory infections. Treatment options include surgery, radiation therapy, chemotherapy, targeted therapy, and immunotherapy. Prevention methods include smoking cessation, avoiding secondhand smoke, radon testing, occupational safety, and air quality advocacy. Regular screenings for high-risk individuals can aid in early detection, and support networks, patient organizations, and counseling services provide emotional support and resources for patients and their families. By understanding the causes, recognizing symptoms, exploring treatment options, and implementing preventative measures, we can collaborate in combating pulmonary carcinoma and fostering a healthier future for all.