Iatrogenic choroidal neovascularization associated with subretinal gene therapy surgery

Autor: Kenneth W. Price, Mark E. Pennesi, Andreas K. Lauer, Steven T. Bailey
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: American Journal of Ophthalmology Case Reports, Vol 27, Iss , Pp 101677- (2022)
Druh dokumentu: article
ISSN: 2451-9936
DOI: 10.1016/j.ajoc.2022.101677
Popis: Purpose: To report a case of iatrogenic choroidal neovascularization (CNV) developing one month after subretinal gene therapy surgery. Observations: A 16-year-old male with biallelic RPE65 mutation associated retinal dystrophy was treated with subretinal voretigene neparvovec in the left eye. During initiation of a balanced salt solution pre-bleb, a faint and transient subretinal hemorrhage was observed at the retinotomy site. One month post-operatively, multi-modal imaging detected a CNV and a break in Bruch's membrane at the retinotomy site. The asymptomatic CNV was observed without treatment and resolved spontaneously. Conclusions & importance: As subretinal gene therapy surgery becomes more common, clinicians should monitor for possible trauma induced CNV associated with retinotomy formation and subretinal injection.
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