Editor's quiz: GI snapshot

From questions on page 282 1. sdOCT revealed a corrugated appearance of the RPE with disorganisation of the photoreceptor inner segment—outer segment junction in both eyes. This high-resolution imaging technique, with near histological definition, confirms that the layers structurally involved in APMPPE include the photoreceptors and RPE. The abnormalities observed on sdOCT and retinal thickness notably improved with disease quiescence. 2. Patients with APMPPE occasionally develop cerebral vasculitis, which can be life-threatening. Cerebral MRI and MRA are non-invasive imaging tests that can detect cerebral vasculitis in patients with symptoms, which was a concern …

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