Fig. 5From: NGF eye-drops topical administration in patients with retinitis pigmentosa, a pilot studyGoldmann kinetic visual fields obtained 1 year before and 30 days after NGF treatment in the three trial patients (a–c) that subjectively reported improved visual function in the trial. Goldmann visual fields were obtained with the V/4e white light stimulus. Pre and post measurements were obtained in the same experimental setting. T temporal; N nasal. Patient—symbol association is the same as in Fig. 1 Back to article page