👉 Fibrobronchitis is a type of inflammation that occurs in the bronchi, which are tubes that carry air from the lungs to the trachea. It can cause symptoms such as coughing up white sputum or difficulty breathing. The exact causes of fibrobronchitis are not fully understood, but it has been linked to an overactive immune system and other factors such as allergies, infections, and certain medications. There are several types of fibrobronchitis,
