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MITOCHONDRIAL DNA DEPLETION SYNDROME 11; MTDPS11

MITOCHONDRIAL DNA DEPLETION SYNDROME 11; MTDPS11
615084
OMIM = Online Mendelian Inheritance of Men
352447
Mitochondrial genome maintenance exonuclease 1
20p11.23
G71.3
rare
autosomal recessive
mutation in the MGME1 gene
Laboratory findings    Creatine kinase inc (serum)
Symptoms   dysphagia
   exercise intolerance
   intellectual disability/intellectual developmental disorder
   muscle weakness
   ophthalmoplegia
   ptosis (drooping eyelid)
   weight loss
    ataxia
    cardiac arrhythmia, dysrhythmia
    cardiomyopathy
    cardiomyopathy, dilated
    cerebellar atrophy or hypoplasia
    diarrhea
    dyspnea
    emaciation
    hypogonadism
    hyporeflexia
    infections (severe or recurrent)
    mental retardation
    microcephaly (<2 SD for age)
    muscle atrophy
    nausea
    onset, adolescent
    onset, childhood
    respiratory insufficiency
    speech development, delayed, abnormal