PMC7154276_01
a Fundus image of the left eye. White diamond deposits are marked. b Red-free photograph. Carbon particles are highly visible and distributed in the nasal macula.
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F1
No anterior segment findings were evident, but the patient had five uniform white particles in the paracentral epiretinal region during clinical examination and fundus photography (Fig. 1a, b).
PMC7154276_02
SD-OCT images of the macular region. a Macular hole before surgical treatment was performed. b Macular hole which remained open after surgical treatment with a refractive particle lying on the retinal pigment epithelium layer.
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F2
PMC7154276_03
SD-OCT images of the macular region. a Macular hole before surgical treatment was performed. b Macular hole which remained open after surgical treatment with a refractive particle lying on the retinal pigment epithelium layer.
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F2
Scanning electron microscope image of Tano diamond-dusted membrane scraper (Synergetics Inc.) at x250 magnification. Notice how particles are partially stacked upon each other, decreasing the area of adhesion possible to the tip.
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F3