Table 3 Dacryoendoscopy and nasoendoscopy finding of patients during operation (eyes)
Nasoendoscopy | Hasner’s valve fully open | A tiny hole at Hasner’s valve | Hasner’s valve not open | Total |
|---|---|---|---|---|
Dacryoendoscopy | ||||
With lacrimal duct mucosa injuries | 3 (5.77%) | 26 (50.00%) | 7 (13.46%) | 36 (69.23%) |
Without lacrimal duct mucosa injuries | 0 (0%) | 12 (23.08%) | 4 (7.69%) | 16 (30.77%) |
Total | 3 (5.77%) | 38 (73.08%) | 11 (21.15%) | 52 |