Fig. 1
From: Peripapillary structural and microvascular alterations in early dysthyroid optic neuropathy
Flowchart of TAO patient grouping. TAO patients were further divided into three groups based on clinical findings. TAO, thyroid-associated ophthalmopathy; DON, dysthyroid optic neuropathy; NDON, non-DON; EDON, equivocal DON; BCVA, best-corrected visual acuity; CT, computed tomography; MD, mean deviation