Screening for Retinopathy of Prematurity
Gestational Age* at Birth | Gestational Age* at First Examination | |
|---|---|---|
Postmenstrual | Chronologic | |
22 weeks | 31 weeks | 9 weeks |
23 weeks | 31 weeks | 8 weeks |
24 weeks | 31 weeks | 7 weeks |
25 weeks | 31 weeks | 6 weeks |
26 weeks | 31 weeks | 5 weeks |
27 weeks | 31 weeks | 4 weeks |
28 weeks | 32 weeks | 4 weeks |
29 weeks | 33 weeks | 4 weeks |
30 weeks | 34 weeks | 4 weeks |
Older gestational age, high-risk factors† | Not applicable | 4 weeks |
* Postmenstrual gestational age. | ||
† Some of high-risk factors include, eg, infants with hypotension requiring inotropic support, infants who received oxygen supplementation for more than a few days, and infants who received oxygen without saturation monitoring. | ||
Data from Fierson WM, American Academy of Pediatrics Section on Ophthalmology, American Academy of Ophthalmology, American Association for Pediatric Ophthalmology and Strabismus, American Association of Certified Orthoptists: Screening examination of premature infants for retinopathy of prematurity. Pediatrics 142(6):e20183061, 2018. doi: 10.1542/peds.2018-3061 | ||