Table 1.
Some causes of electronegative electroretinogram waveforms
| Inherited | X-linked retinoschisis Congenital stationary night blindness Batten disease Duchenne muscular dystrophy Other genetic conditions |
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| Acquired | Vascular | Central retinal artery/vein occlusion | |
| Toxic | Vigabatrin Quinine Methanol Siderosis |
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| Inflammatory or autoimmune | Paraneoplastic | Melanoma-associated retinopathy Carcinoma-associated retinopathy |
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| Non-paraneoplastic | Birdshot uveitis Other inflammatory/autoimmune |
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