G11778A-F114

**Figure 1\. Pedigree diagram for family G11778A\-F114\.**

![](/media/202606/20260630163252432332.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\-F114 | United States | LHON/demyelinating disease | ND | ND | 1993 | [8255489](https://pubmed.ncbi.nlm.nih.gov/8255489/) |  |

The **m.11778G\>A** variant in MT\-ND4 was reported in family G11778A\-F114 from United States with lhon/demyelinating disease. The pedigree record reported ND unaffected and ND affected maternal relatives, and the carrier table includes 2 listed carriers. Homoplasmy was reported in 0/2 listed carriers; 2/2 carriers were affected, and the main clinical manifestation among affected carriers was lhon, demyelinating disease, painful unilateral then bilateral visual loss, nystagmus, myelopathy, quadriparesis, typical lhon.

# 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\-F114 | G11778A\-F114\-II1 | Fam | F | Y | Y | A | 21 | / | / | / | / | LHON/demyelinating disease, painful unilateral then bilateral visual loss, nystagmus, myelopathy, quadriparesis | Original ID: Patient 3 |
| 2 | 11778 | m.11778G\>A | G11778A\-F114 | G11778A\-F114\-II2 | Fam | M | N | Y | ND | ND | / | / | / | / | Typical LHON |  |

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