G11778A-F358

**Figure 1\. Pedigree diagram for family G11778A\-F358\.**

![](/media/202606/20260630170507779468.png)

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# Pedigree Information

| **No.** | **Position** | **Variant** | **Family ID** | **Nationality** | **Diseases** | **Unaffected Maternal Relatives** | **Affected Maternal Relatives** | **Publication Year** | **PMID/Ref** | **Note** |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | 11778 | m.11778G\>A | G11778A\-F358 | France | LHON\-MSL | 1 | 0 | 2009 | [18848389](https://pubmed.ncbi.nlm.nih.gov/18848389/) |  |

The **m.11778G\>A** variant in MT\-ND4 was reported in family G11778A\-F358 from France with lhon\-msl. The pedigree record reported 1 unaffected and 0 affected maternal relatives, and the carrier table includes 2 listed carriers. Homoplasmy was reported in 0/2 listed carriers; 1/2 carriers were affected, and the main clinical manifestation among affected carriers was lhon\-msl, bilateral central vision loss, white matter disease, paresthesias, pyramidal signs, csf oligoclonal bands, blindness.

# Carrier Information

| **No.** | **Position** | **Variant** | **Family ID** | **Carrier ID** | **Type (Fam/De novo/Uninf)** | **Gender (F/M)** | **Proband (Y/N)** | **Affected (Y/N)** | **Die/Alive(D/A)** | **Age** | **Blood Mutant Level** | **Muscle Mutant level** | **Urine Mutant level** | **Other Mutant level** | **Clinical Features** | **Note** |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | 11778 | m.11778G\>A | G11778A\-F358 | G11778A\-F358\-II1 | Fam | M | Y | Y | A | 31 | / | / | / | 100%(ND) | LHON\-MSL; bilateral central vision loss, white matter disease, paresthesias, pyramidal signs, CSF oligoclonal bands, blindness | Original carrier identifier: Case as |
| 2 | 11778 | m.11778G\>A | G11778A\-F358 | G11778A\-F358\-II2 | Fam | F | N | N | A | 62 | / | / | / | Homo(ND) | Healthy; normal optic fundus |  |

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