Table 1.

Patients’ clinical characteristics.

Patient number	Age (years)	Gender	Previous treatment	VAS score of forehead stuffy swelling	VAS score of nasal obstruction	VAS score of runny nose
1	20	Female	Nasal septum correction, bilateral ethmoid sinus and maxillary sinus opening, bilateral vesicular middle turbinate plasty, bilateral inferior turbinate ablation	6	0	0
2	42	Female	Nothing	10	0	0
3	38	Male	Endoscopic ethmoid sinus and maxillary sinus opening; Nasonex nasal spray	8	0	0