• Department of Ophthalmology, Peking Union Medical College Hospital, Peking Union Medical College, Chinese Academy of Medical Sciences, Beijing 100730, China;
ChenYouxin, Email: chenyouxin@medmail.com.cn
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Objective To evaluate the 3-year efficacy of photodynamic therapy (PDT) in patients with polypoidal choroidal vasculopathy (PCV). Methods This is a retrospective, uncontrolled case series study. Thirty-two eyes of 29 patients with PCV were enrolled. All patients were primarily treated with the first conventional PDT. For the eye with active polypoida, residual or exudative lesions in 6 month after PDT, PDT combined with intravitreal anti vascular endothelial growth factor (VEGF)or simple vitreous injection of anti VEGF therapy were used. All the patients were followed up for at least 3 years with the mean follow-up duration of 43.64±10.84 months. The best-corrected visual acuity (BCVA) in 1, 3, 6, 12, 24 and 36 months after the primary PDT, PCV recurrence rates and number of treatments were followed and analyzed. The BCVA was converted into a logarithm of the minimal angle of resolution (logMAR) for statistical analysis. Results During the 1, 3, 6, 12 months after the primary PDT, the mean BCVA were all improved with statistically significant difference(t=2.27, 4.57, 3.77, 2.37; P<0.05). During the 24 and 36 months after PDT, the mean BCVA was decreased without statistically significant difference(t=-1.29, -0.81; P>0.05). On the final evaluation at 36 months, the mean BCVA was improved in 6 eyes(18.75%), stable in 14 eyes(43.75%), and decreased in 12 eyes(37.50%). During the follow-up time, recurrence of PCV in 24 eyes (75.00%), no recurrence in 8 eyes (25.00%). There was 1 recurrence in 12 eyes (50.00%), 2 recurrences in 9 eyes (37.50%), 3 recurrences in 3 eyes (12.50%). Initial recurrences were noted in 4 eyes (16.67%) within 12 months of baseline PDT treatment; in 11 eyes (45.83%) between 13 and 24 months; in 9 eyes (37.50%) between 25 and 36 months. The mean number of PDT and anti-VEGF was 1.86±1.04 and 4.95±3.92 in all patients, respectively. Conclusion The 3-year efficacy of PDT in patients with PCV was poor with low improvement of visual acuity and high recurrence rate of PCV.

Citation: WangJing, ChenYouxin, WangErqian. Three-year follow-up results of photodynamic therapy for polypoidal choroidal vasculopathy. Chinese Journal of Ocular Fundus Diseases, 2014, 30(1): 54-58. doi: 10.3760/cma.j.issn.1005-1015.2014.01.014 Copy

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