Fig. 3From: Comparison between binocular indirect ophthalmoscopy and digital retinography for diabetic retinopathy screening: the multicenter Brazilian Type 1 Diabetes StudyCauses for poor quality of images. BIO binocular indirect ophthalmoscopy, NMR non-mydriatic retinography, 1 FR 1 field mydriatic retinography, 2 FR 2 field mydriatic retinography, RE right eye, LE left eyeBack to article page