Evaluating the outcome of screening for glaucoma using colour fundus photography-based referral criteria in a teleophthalmology screening programme for diabetic retinopathy.
Tan Rose, Teo Kelvin Yi Chong, Husain Rahat, Tan Ngiap Chuan, Lee Qian Xin, Hamzah Haslina et al.
Screening for glaucoma using fundus photos with a low VCDR threshold led to many false positives; higher VCDR improved specificity but missed cases, highlighting referral trade-offs in limited healthcare settings.