7. Coughing up Blood
If you’re coughing up blood, whether in small amounts or large amounts, you should go see your doctor soonest possible so you can find out the actual cause. Coughing up blood can indicate lung cancer, especially if you’re a smoker. In many instances, coughing up blood is accompanied by various other lung cancer symptoms such as, shortness of breath, persistent cough, or chest pains.
8. Difficulty Swallowing
Difficulty swallowing (also known as dysphagia), is common when you’ve a sore throat. However, if you’re experiencing pain when swallowing liquid or solid foods, which persists for a couple of weeks, and even gets worse, it may be an early symptom of lung cancer. It can also be a sign of stomach or throat cancer. In the case you have lung cancer, there might be some additional symptoms like coughing or choking while eating. If you notice this symptom, you should seek medical help immediately.