G11778A-F379

**Figure 1\. Pedigree diagram for family G11778A\-F379\.**

![](/media/202606/20260630170932319777.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\-F379 | Northern European | Leigh\-like syndrome; LHON mutation | 1 | 0 | 2011 | [21414825](https://pubmed.ncbi.nlm.nih.gov/21414825/) |  |

The **m.11778G\>A** variant in MT\-ND4 was reported in family G11778A\-F379 from Northern European with leigh\-like syndrome; lhon mutation. The pedigree record reported 1 unaffected and 0 affected maternal relatives, and the carrier table includes 2 listed carriers. Homoplasmy was reported in 1/2 listed carriers; 1/2 carriers were affected, and the main clinical manifestation among affected carriers was atypical leigh syndrome, lethargy, fatigue, gait difficulty, weight gain, basal ganglia and thalamic mri lesions, no optic atrophy.

# 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\-F379 | G11778A\-F379\-II1 | Fam | F | Y | Y | A | 5 | Homo | Homo | / | / | Atypical Leigh syndrome; lethargy; fatigue; gait difficulty; weight gain; basal ganglia and thalamic MRI lesions; no optic atrophy |  |
| 2 | 11778 | m.11778G\>A | G11778A\-F379 | G11778A\-F379\-II2 | Fam | F | N | N | A | 44 | 56% | / | / | / | Healthy |  |

For abbreviations and other usage instructions, please see [Mitofam Info](https://mitofam.com/doc/385/).