Clinical Management of Recurrent Retinopathy of Prematurity after Intravitreal Bevacizumab Monotherapy.
Clinical Management of Recurrent Retinopathy of Prematurity after Intravitreal Bevacizumab Monotherapy.
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DOI:
10.1016/j.ophtha.2016.04.028
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发表时间:
2016-09
期刊:
影响因子:
13.7
通讯作者:
Chuang AZ
中科院分区:
文献类型:
--
作者:
Mintz-Hittner HA;Geloneck MM;Chuang AZ
To determine (1) incidence, (2) risk factors, (3) risk period, and (4) characteristics of recurrent retinopathy of prematurity (ROP) treated by intravitreal bevacizumab (IVB) monotherapy. Retrospective case series. Premature infants developing Type 1 ROP [subdivided into ROP stage 3+ and aggressive posterior ROP (APROP)] in zone I or zone II posterior, receiving IVB monotherapy, and followed for at least 65 weeks adjusted age (AA). Retrospective review of infants who developed recurrence of Type 1 ROP following IVB monotherapy was performed including examination of RetCam fundus photographs and fluorescein angiograms. Incidence, risk factors, risk period, and characteristics of recurrent ROP. IVB monotherapy in 241 infants (471 eyes) was reviewed. (1) Recurrence incidence was 8.3% (20/241) for infants and 7.2% (34/471) for eyes. (2) Recurrence risk factors of greatest significance were appearance of neovascularization as APROP (P=0.006), extended duration of hospitalization (P=0.01), and lower birth weight (P=0.024). (3) Recurrence risk period was between ≈45 and ≈55 weeks AA [90.0% (18/20) for infants and 94.1% (32/34) for eyes] with mean recurrence of 51.2 weeks AA (±4.6; range 45.7 to 64.9), and mean interval of 16.2 weeks (±4.4) between treatments. (4) Recurrence characteristics included plus disease, (20/20 infants; 100%) and neovascularization appeared at the following sites: (i) ROP stage 3+ with confluent neovascularization recurred both at the advancing edge and at the initial ridge and extra-retinal fibrovascular proliferative complex (12/14 infants; 85.7%). However, (ii) APROP (6/6 infants; 100%) [and ROP stage 3+ with non-confluent neovascularization (2/14 infants; 14.3%)] recurred only at the advancing edge. Also, the anterior extent of retinal vascularization was decreased (mean 1.76 versus 4.48 disc diameters [DD]), and the rate of retinal vascularization was delayed (mean 0.11 versus 0.23 DD/week) in those with versus without recurrence, respectively. Following retreatment with IVB, plus disease persisted, neovascularization regressed, and retinal vascularization proceeded minimally and slowly. Premature children developing severe ROP are being treated successfully with IVB monotherapy. However, recurrence is not uncommon, so vigilant follow-up is necessary to ensure timely re-treatment when needed. Knowledge of recurrence incidence, risk factors, risk period, and characteristics allows tailored clinical management.