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Examples of macular subfield thicknesses and OCT scans from 3 patients. A, Subfield thicknesses (left panel) and horizontal OCT scan through the foveal center (right panel) for an HbSC patient with minimal or no macular thinning. B, Corresponding images from a patient with HbSS genotype with mild temporal thinning. C, Images from another HbSS patient with more marked temporal thinning.
