While working in a neonatal ICU. Your team delivers a preamature infant at 27 weeks of gestation and weighing 1500gm. How soon will you request fundus examination by an ophthalmologist?

All babies weighing less than 1.5 kg at birth or having a gestation period of less than 32 weeks should be screened with indirect ophthalmoscopy for retinopathy of prenaturity, between 32 and 36 weeks post conception.