No.	Gender	Age	Chief complaint	Treatments	Follow-up and outcomes
1	M	56	Bilateral hearing loss for half a month	Budesonide nasal spray, Eucalyptol mucolytic agent, and 250 mg Clarithromycin orally twice a day for bacterial infection prevention	After half a month of treatment, there was still effusion in the middle ear, so the medication was stopped and a tympanostomy tube was placed. No middle ear effusion was found in the half month postoperative checkup and no obvious symptoms were found in a telephone follow-up after three months.
2	M	58	Hearing loss in the left ear for 1 week	A tympanocentesis was performed. No medication was used.	The patient was followed up by phone and reported no obvious symptoms after three months.
3	M	68	Hearing loss in the left ear for 10 days	Barnidipine 8 mg, Spironolactone 20 mg, and Rosuvastatin 10 mg orally once a day, budesonide nasal spray and clarithromycin 250 mg orally twice daily to prevent infection.	The patient stated that he had no obvious symptoms after three months.
4	F	65	Hearing loss in the right ear with tinnitus for 1 month	Budesonide nasal spray, Eucalyptol mucolytic diluent, and clarithromycin 250 mg orally twice a day for infection prevention.	The patient stated significant improvement after 20 days. The patient was followed up after three months and reported no obvious symptoms.
5	F	37	Ear stuffy in the right ear for 2 weeks	Budesonide nasal spray and a moxifloxacin antibiotic.	Lost to follow-up.
6	M	71	Hearing loss in the right ear for several months	Nasonex nasal spray and cefuroxime tablets 250 mg orally twice a day to prevent bacterial infection.	One month later, the middle ear effusion disappeared. After that, lost to follow-up.
7	M	56	Ear loss in the right ear for several days	Nasonex, Cefuroxime Axetil Tablets (250 mg per dose, twice daily) and Dexamethasone Tablets (0.75 mg per dose, once daily in the morning). Three weeks later, the patient was re-examined and fluid was still accumulating in the right tympanic membrane. The treatment was changed to Dexamethasone Tablets (0.75 mg per dose, once daily in the morning) and Levofloxacin Tablets (0.5 g per dose, once daily).	The symptoms were improved after three months. The patient is still under following-up.
8	M	32	Ear stuffy in the right ear for 1 week	Loratadine tablets (8.8 mg, orally once daily), Eucalyptol diluent (0.3 g, orally three times daily), and Cromolyn sodium nasal spray (10 ml, 2 sprays in each nostril, twice daily).	Lost to follow-up.
9	F	53	Ear stuffy in the left ear for 1 week	1.5 mg oral dexamethasone tablets, 60 sprays of mometasone nasal spray (2 sprays per nostril) every morning, 20 mg omeprazole enteric-coated capsules once daily and 250 mg cefuroxime axetil tablets twice daily	The patient had no obvious symptoms after three months.