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Fig. 2 | BMC Ophthalmology

Fig. 2

From: Assessment of the effect of age on macular layer thickness in a healthy Chinese cohort using spectral-domain optical coherence tomography

Fig. 2

An automated method (with manual correction) was used to segment retinal boundaries in each of the averaged B-scans in the spectral-domain optical coherence tomography examination. The individual retinal layers were identified as follows (from inner to outer surface): (Layer 1) Retinal nerve fiber layer (RNFL), (Layer 2) Ganglion cell layer (GCL), (Layer 3) Inner plexiform layer (IPL), (Layer 4) Inner nuclear layer (INL), (Layer 5) Outer plexiform layer (OPL), (Layer 6) Outer nuclear layer (ONL), (Layer 7) Photoreceptor layers (PRL), (Layer 8) Retinal pigment epithelium (RPE). Abbreviations: ILM: internal limiting membrane, BM: Bruch’s membrane, ELM: external limiting membrane

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