Fig. 1From: Retinal blood flow is increased in type 1 diabetes mellitus patients with advanced stages of retinopathyRetinal blood flow images. Image a is a fundus photograph of the retina (right eye). The rectangular areas are the temporal (T) and nasal (N) measurement areas. Image b and c are an example of an image taken with the Heidelberg Retinal Flowmeter of the temporal (B) and nasal areas (C) respectivelyBack to article page