24-month prospective randomized comparison of ab externo penetrating canaloplasty versus trabeculectomy in primary angle-closure glaucoma.
Ye Wenqing, Zhang Shaodan, Zhu Shuqing, Li Jinxin, Gu Juan, Zhao Mian et al.
This study found penetrating canaloplasty had similar 2-year success rates and complications to trabeculectomy for primary angle-closure glaucoma, suggesting it's a promising alternative, especially for earlier stages.