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5 patient data entries collated from reference Woodbridge et al, 2012.

Entry
#
Mutations
allele 1allele 2
Clinical representationSymptomsAge groupPatient ageAge of onsetAge of death
350T851A1
P163S
CPEO, Seizures, neuropathy, ataxia, dysphagia/ dysarthria, bowel pseudo-obstruction,
-movement disorder (ataxia)
-PEO
-GI dysmotility
-dysphagia
-dysarthria
adult
n/a21n/a
351T851A1
N468D2
CPEO, neuropathy, ataxia, hepatopathy, dysphagia/ dysarthria, gastrointestinal symptoms, severe diarrhoea alternating with constipation,
-movement disorder (ataxia)
-PEO
-dysphagia
-dysarthria
childhood
49n/an/a
352Y831C
CPEO, Seizures, neuropathy, ataxia, hepatopathy, dysphagia/ dysarthria, gastric and small bowel dysmotility after a colectomy, and multiple admissions for recurrent pseudo-obstruction, proximal myopathy,
-movement disorder (ataxia)
-myopathy
-PEO
-GI dysmotility
-dysphagia
-dysarthria
juvenile
34n/an/a
353Y831C
Seizures, liver function tests change, migraine, increasing proximal weakness and myalgia, mild asymmetrical ptosis
-ptosis
-headache/ migraine
-proximal weakness
adult
46n/an/a
354G517V2
neuropathy, dysphagia/ dysarthria, slowly progressive ataxia, hearing loss, slow gastrointestinal transit times, proximal myopathy. Patient #5.
-movement disorder (ataxia)
-myopathy
-dysphagia
-dysarthria
-hearing loss
juvenile
56n/an/a

1-5 pathogenic cluster assignment of mutations. Mutations displayed without a superscript number are outside of the assigned pathogenic clusters. See cluster definitions for details.

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