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Muscle, NMJ, Nerve, Spinal, Ataxia, Antibody & Biopsy, Patient Info
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Home, Search, Index, Links, Pathology, Molecules, Syndromes, Muscle, NMJ, Nerve, Spinal, Ataxia, Antibody & Biopsy, Patient Info |
Temporal Nasal
6
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Ring scotoma Definition: Visual field defect that encircles fixation Visual acuity: Retained Retinal > Optic nerve lesions Locations Mid-peripheral: 30° to 60° Retinitis pigmentosa Aphakic correction Peri-central: 5° to 30°; Ring incorporates blind spot Photoreceptor dystrophies Paraneoplastic/Autoimmune Central: Within central 10° Acute: High caffeine intake |