1. Respiratory System: - Cough: A persistent, irritating cough is a common symptom in lung cancer patients. - Coughing up blood: Some patients may cough up blood due to tumor necrosis or invasion of blood vessels.
2. Chest: - Chest tightness: Tumor progression can lead to lung collapse and pleural effusion, causing chest tightness and shortness of breath.
- Chest pain: Invasion of the chest wall, muscles, nerves, or bones by the tumor can result in persistent, localized chest pain.
3. Hands: - Clubbing of the fingers: In advanced stages of lung cancer, the patient's fingertips may become enlarged, thickened, and clubbed.