Skip to main content

Table 9 Grading large/small venule leak

From: Grading fluorescein angiograms in malarial retinopathy

Lesion Grading Definition Figures
Large/small venule leak Cannot grade No gradeable images exist None
Absent No large/small venule leak is seen on any gradeable image None
Grade 1 <1/3 of all small and large venule segments are blurred and/or show increased brightness over time, compared to adjacent vessel segments, for the whole retina 24
Grade 2 1/3–2/3 of all small and large venule segments are blurred and/or show increased brightness over time, compared to adjacent vessel segments, for the whole retina 25
Grade 3 >2/3 of all small and large venule segments are blurred and/or show increased brightness over time, compared to adjacent vessel segments, for the whole retina 26