Case Report
Leber’s Hereditary Optic Neuropathy Plus Causing Recurrent Myelopathy due to an MT-DN1 Mutation at G3635A
Table 2
Relevant cerebrospinal fluid (CSF) and serologic studies sent at second presentation, approximately two years after initial onset of symptoms.
| Test (source) | Result | Normal reference range |
| Neuromyelitis optica spectrum IgG antibody (serum) | Negative | Negative | Myelin oligodendrocyte glycoprotein antibody (serum) | Negative | Negative | Heavy metals screen (serum) | Negative | Negative | Copper (serum) | 94 ug/dL | 72–166 ug/dL |
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