The Impact of Optical Coherence Tomography in the Early Identification of Children with Sickle Cell Retinopathy

Table 3

The ocular findings and hemoglobin genotypes among the studied patients.

HB genotype(no)		Fundus examination	OCT	OCTA
				Deep retinal capillary plexus	Superficial retinal capillary plexus
Hb SS (8)	2 patients	Normal	Normal	Normal	Normal
	1 patient	Bilaterally abnormal	Bilateral macular atrophy	Bilateral flow void	Bilateral flow void
	2 patients	Bilaterally abnormal	Bilateral macular atrophy	Bilateral flow void	Normal
	2 patients	Bilaterally abnormal	Unilateral macular atrophy	Unilateral flow void	Normal
	1 patient	Normal	Unilateral macular atrophy	Unilateral flow void	Normal
Hb SC (3)	1 patient	Unilaterally abnormal	Unilateral macular atrophy	Unilateral macular atrophy	Unilateral flow void
	2 patients	Normal	Normal	Normal	Normal
Hb SB^+ (3)	3 patients	Normal	Normal	Normal	Normal
Hb SB^0 (1)	1 patient	Unilaterally abnormal	Normal	Normal	Unilateral flow void