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3 patient data entries in database for mutations P587L and A467T.

Entry
#
Mutations
allele 1allele 2
Clinical representationSymptomsAge groupAge of onsetAge of patientAge of deathReference
40A467T2
T251I
P587L2
PEO, ptosis, proximal weakness, multiple mtDNA deletions-LPCR. 25% COX-deficient fibers
-ptosis
-PEO
-proximal weakness
adult
45n/an/aStewart et al, 2009;

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41A467T2
T251I
P587L2
Exercise intolerance, CPEO, retinitis pigmentosa, diabetes, limb girdle weakness. 2nd patient with cataract and myopathy
-exercise intolerance
-myopathy
-PEO
adult
n/a51n/aBlok et al, 2009;

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618A467T2
T251I
P587L2
diabetes mellitus 2, congestive heart failure, hypothyroidism, hypertension, depression with psychotic features and gastric bypass surgery. gait difficulties, cognitive impairment, ophthalmoplegia, resting tremor and peripheral neuropathy. Shooting pains and numbness in her lower extremities, occasional rectal incontinence. Presyncopal dizziness. Complicated diabetic retinopathy. sensory ataxia secondary to a sensorimotor polyneuropathy, chronic supranuclear ophthalmoplegia, and a resting tremor of her right hand. bilateral ptosis and marked temporal muscle wasting. Her sensory examination found loss of pinprick sensation, temperature and vibration bilaterally up to her hips. She had bilateral vibration loss at her fingertips. She had loss of proprioception at her toes. She had bilateral dysdiadochokinesia with significant ataxia on finger to nose testing. Arreflexic in her lower extremities. On cognitive testing she was found to have moderate dementia with significant deficits in registration and construction as well as ideomotor apraxia.
-movement disorder (ataxia)
-sensory ataxia
-peripheral neuropathy
-polyneuropathy
-axonal sensorimotor polyneuropathy
-ptosis
-ophthalmoplegia
-dementia
-hypothyroidism
-tremor
adult
5560n/aLovan et al, 2013;

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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.

Number of displayed patient cases: 3
Avg age of onset in displayed cases: 50.3
Std dev in onset in displayed cases: 4.1

Search criteria for patient entries:
Mutations Entry IDs Clusters Reference Residue range
Mutations:
Allele 1:Allele 2:
Separate multiple mutations with commas.
Use "PNF" for non-missense mutations.
Match: Inclusive Exact
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