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OCT cases

1st May 2022

1st May 2022

This 69-year-old lady presented to her optometrist with a sudden onset of a teardrop-shaped, paracentral scotoma superonasal to fixation in the vision from her left eye. Macular OCT scan of the left eye shows a hyperreflective plaque in the outer part of the OCT in an area corresponding to the location of the patient’s scotoma […]

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24th April 2022

24th April 2022

This 60-year-old lady was offered OCT as part of a routine sight test. She was asymptomatic. Macular OCT showed bilateral, symmetrical loss of the parafoveal outer retinal layers with preservation of the ellipsoid zone at the fovea. This patient had been taking hydroxychloroquine for the treatment of lupus for 15 years and the OCT changes […]

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17th April 2022

17th April 2022

This 35-year-old man attended eye casualty complaining of a sudden onset of central visual disturbance in both eyes. OCT revealed a discontinuity of the ellipsoid zone (photoreceptor layer) at the fovea of both eyes with some overlying hyperreflective material. On fundoscopy, these appeared as small yellow lesions at the fovea. On direct questioning, this patient […]

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10th April 2022

10th April 2022

This 59-year-old gentleman saw his optometrist for a routine sight test following left cataract surgery. Best corrected visual acuity was 6/6 and he was due to have right cataract surgery later that month. This is a colour photograph of the left macula with a corresponding horizontal OCT image. The colour photograph shows an oval-shaped haemorrhage […]

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3rd April 2022

3rd April 2022

This 52-year-old lady was referred by her optometrist for assessment of a left epiretinal membrane (ERM) that was detected at a routine sight test. This is a single image from an OCT scan of the left macula, passing through the fovea. The most obvious abnormality is the hyperreflective linear structure that appears to lie superficial […]

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27th March 2022

27th March 2022

This 47-year-old lady attended for a routine sight test without any symptoms. Her corrected visual acuities were 6/6 bilaterally. OCT scans were carried out as part of her assessment. The colour photographs show multiple pigment epithelial detachments (PEDs), which is in keeping with the OCT findings. Idiopathic multifocal pigment epithelial detachment (IMPED) is thought to […]

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20th March 2022

20th March 2022

This 63-year-old gentleman visited his optometrist with a one week history of ‘pixelated’ central vision from his right eye and he had developed some central distortion the day before his sight test. This is a single image from an OCT scan of the right macula going from superotemporal to inferonasal through the fovea (left to […]

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13th March 2022

13th March 2022

This 84-year-old lady presented to her local optometrist with symptoms of a dark spot in the vision from her right eye, which she first noticed inferior to fixation. It had been progressively getting larger and had started to affect her central vision. Her visual acuities were measured as 6/36 right 6/6 left. This is a […]

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