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Fig. 1 | BMC Ophthalmology

Fig. 1

From: Retinal ganglion cell layer thickness and volume measured by OCT changes with age, sex, and axial length in a healthy population

Fig. 1

Division of retinal measurements into different anatomic sectors: A the 6 mm ETDRS quadrants sectored by the OCT device. S (superior), T (temporal), N (nasal) and I (inferior), 1 for inner sector and 2 for outer sector. B Dividing the measured area into central 1 mm ring- C, inner ring 3 mm diameter and outer ring 6 mm., C Dividing the inner and outer ring into SS (mean superior of S1 and S2 in figure-A) TT (mean temporal, T1 and T2 in figure-A) NN (mean nasal, N1 and N2 in figure-A) II (mean inferior, I1 and I2 in figure-A)

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BMC Ophthalmology

ISSN: 1471-2415

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