It is unlikely for adenoids to be persistently enlarged at the age of 13 year. Turbinate hypertrophy can occur because of acute infection of nose or allergy of the nose. You should first try using steroid nasal sprays, antibiotics for few weeks. If symptoms persist then you can consider surgery. Turbinates are usually reduced in size by a surgery known as turbinoplasty and usually it is very effective
Next Steps
Consult nearby ENT specialist for confirmation of diagnosis and appropriate treatment if required