Although it is rare.
The common causes of adenoid hypertrophy in adults are chronic infection and allergy. Pollution and smoking are also important predisposing.
Although it is rare, adults' adenoids can become enlarged, due to a chronic infection or allergy, pollution, or smoking. Even less common is.
Enlarged and inflamed adenoids -- called adenoiditis -- can make It is most commonly seen in children, but sometimes affect adults.
Since examination of the nasopharynx by indirect posterior rhinoscopy is rarely adequate, many cases of enlarged adenoid in adults can be.