Spastic paraplegia 15: Linkage and clinical description of three Tunisian families
Identifieur interne : 003207 ( Main/Merge ); précédent : 003206; suivant : 003208Spastic paraplegia 15: Linkage and clinical description of three Tunisian families
Auteurs : Amir Boukhris [Tunisie, France] ; Imed Feki [Tunisie] ; Elodie Denis [France] ; Mohamed Imed Miladi [Tunisie] ; Alexis Brice [France] ; Chokri Mhiri [Tunisie] ; Giovanni Stevanin [France]Source :
- Movement Disorders [ 0885-3185 ] ; 2008-02-15.
Descripteurs français
- Wicri :
- geographic : Tunisie.
English descriptors
- KwdEn :
- MESH :
- geographic , epidemiology : Tunisia.
- genetics : Chromosomes, Human, Pair 14, Paraplegia.
- physiopathology : Paraplegia.
- Family Health, Genetic Linkage, Humans, Lod Score, Magnetic Resonance Imaging.
Abstract
Hereditary spastic paraplegias (HSP) are a clinically and genetically heterogeneous group of neurodegenerative disorders characterized by slowly progressive spasticity of the lower limbs. The locus designated spastic paraplegia 15 (SPG15), located in a 16‐Mb interval on chromosome 14q, is associated with a rare autosomal recessive complicated form of HSP known as Kjellin's syndrome. In this study, we describe three additional families, of Tunisian origin, linked to the SPG15 locus, one of which had a significant multipoint LOD score of 3.46. In accordance with previous reports, the phenotype of our patients consisted of early onset spastic paraparesis associated with mental impairment and severe progression. Retinal degeneration was not observed, however, but we extended the phenotype of this form to include peripheral neuropathy and white matter abnormalities on MRI. Interestingly, like retinal degeneration, thin corpus callosum is not a constant feature in this entity. © 2007 Movement Disorder Society
Url:
- https://api.istex.fr/document/5B8D511B4C6488A3015F71A76CF6B3FE5712BAED/fulltext/pdf
- https://hal.archives-ouvertes.fr/hal-00281719
DOI: 10.1002/mds.21848
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Links to Exploration step
ISTEX:5B8D511B4C6488A3015F71A76CF6B3FE5712BAEDLe document en format XML
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<front><div type="abstract" xml:lang="en">Hereditary spastic paraplegias (HSP) are a clinically and genetically heterogeneous group of neurodegenerative disorders characterized by slowly progressive spasticity of the lower limbs. The locus designated spastic paraplegia 15 (SPG15), located in a 16‐Mb interval on chromosome 14q, is associated with a rare autosomal recessive complicated form of HSP known as Kjellin's syndrome. In this study, we describe three additional families, of Tunisian origin, linked to the SPG15 locus, one of which had a significant multipoint LOD score of 3.46. In accordance with previous reports, the phenotype of our patients consisted of early onset spastic paraparesis associated with mental impairment and severe progression. Retinal degeneration was not observed, however, but we extended the phenotype of this form to include peripheral neuropathy and white matter abnormalities on MRI. Interestingly, like retinal degeneration, thin corpus callosum is not a constant feature in this entity. © 2007 Movement Disorder Society</div>
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<front><div type="abstract" xml:lang="en">Hereditary spastic paraplegias (HSP) are a clinically and genetically heterogeneous group of neurodegenerative disorders characterized by slowly progressive spasticity of the lower limbs. The locus designated spastic paraplegia 15 (SPG15), located in a 16-Mb interval on chromosome 14q, is associated with a rare autosomal recessive complicated form of HSP known as Kjellin's syndrome. In this study, we describe three additional families, of Tunisian origin, linked to the SPG15 locus, one of which had a significant multipoint LOD score of 3.46. In accordance with previous reports, the phenotype of our patients consisted of early onset spastic paraparesis associated with mental impairment and severe progression. Retinal degeneration was not observed, however, but we extended the phenotype of this form to include peripheral neuropathy and white matter abnormalities on MRI. Interestingly, like retinal degeneration, thin corpus callosum is not a constant feature in this entity.</div>
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<front><div type="abstract" xml:lang="en">Hereditary spastic paraplegias (HSP) are a clinically and genetically heterogeneous group of neurodegenerative disorders characterized by slowly progressive spasticity of the lower limbs. The locus designated spastic paraplegia 15 (SPG15), located in a 16‐Mb interval on chromosome 14q, is associated with a rare autosomal recessive complicated form of HSP known as Kjellin's syndrome. In this study, we describe three additional families, of Tunisian origin, linked to the SPG15 locus, one of which had a significant multipoint LOD score of 3.46. In accordance with previous reports, the phenotype of our patients consisted of early onset spastic paraparesis associated with mental impairment and severe progression. Retinal degeneration was not observed, however, but we extended the phenotype of this form to include peripheral neuropathy and white matter abnormalities on MRI. Interestingly, like retinal degeneration, thin corpus callosum is not a constant feature in this entity. © 2007 Movement Disorder Society</div>
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<PubMed><TEI><teiHeader><fileDesc><titleStmt><title xml:lang="en">Spastic paraplegia 15: linkage and clinical description of three Tunisian families.</title>
<author><name sortKey="Boukhris, Amir" sort="Boukhris, Amir" uniqKey="Boukhris A" first="Amir" last="Boukhris">Amir Boukhris</name>
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<author><name sortKey="Feki, Imed" sort="Feki, Imed" uniqKey="Feki I" first="Imed" last="Feki">Imed Feki</name>
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<author><name sortKey="Denis, Elodie" sort="Denis, Elodie" uniqKey="Denis E" first="Elodie" last="Denis">Elodie Denis</name>
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<author><name sortKey="Miladi, Mohamed Imed" sort="Miladi, Mohamed Imed" uniqKey="Miladi M" first="Mohamed Imed" last="Miladi">Mohamed Imed Miladi</name>
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<author><name sortKey="Brice, Alexis" sort="Brice, Alexis" uniqKey="Brice A" first="Alexis" last="Brice">Alexis Brice</name>
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<author><name sortKey="Mhiri, Chokri" sort="Mhiri, Chokri" uniqKey="Mhiri C" first="Chokri" last="Mhiri">Chokri Mhiri</name>
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<author><name sortKey="Stevanin, Giovanni" sort="Stevanin, Giovanni" uniqKey="Stevanin G" first="Giovanni" last="Stevanin">Giovanni Stevanin</name>
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<author><name sortKey="Feki, Imed" sort="Feki, Imed" uniqKey="Feki I" first="Imed" last="Feki">Imed Feki</name>
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<author><name sortKey="Denis, Elodie" sort="Denis, Elodie" uniqKey="Denis E" first="Elodie" last="Denis">Elodie Denis</name>
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<author><name sortKey="Miladi, Mohamed Imed" sort="Miladi, Mohamed Imed" uniqKey="Miladi M" first="Mohamed Imed" last="Miladi">Mohamed Imed Miladi</name>
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<author><name sortKey="Brice, Alexis" sort="Brice, Alexis" uniqKey="Brice A" first="Alexis" last="Brice">Alexis Brice</name>
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<author><name sortKey="Mhiri, Chokri" sort="Mhiri, Chokri" uniqKey="Mhiri C" first="Chokri" last="Mhiri">Chokri Mhiri</name>
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<author><name sortKey="Stevanin, Giovanni" sort="Stevanin, Giovanni" uniqKey="Stevanin G" first="Giovanni" last="Stevanin">Giovanni Stevanin</name>
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<term>Humans</term>
<term>Lod Score</term>
<term>Magnetic Resonance Imaging</term>
<term>Paraplegia (genetics)</term>
<term>Paraplegia (physiopathology)</term>
<term>Tunisia (epidemiology)</term>
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<term>Humans</term>
<term>Lod Score</term>
<term>Magnetic Resonance Imaging</term>
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<front><div type="abstract" xml:lang="en">Hereditary spastic paraplegias (HSP) are a clinically and genetically heterogeneous group of neurodegenerative disorders characterized by slowly progressive spasticity of the lower limbs. The locus designated spastic paraplegia 15 (SPG15), located in a 16-Mb interval on chromosome 14q, is associated with a rare autosomal recessive complicated form of HSP known as Kjellin's syndrome. In this study, we describe three additional families, of Tunisian origin, linked to the SPG15 locus, one of which had a significant multipoint LOD score of 3.46. In accordance with previous reports, the phenotype of our patients consisted of early onset spastic paraparesis associated with mental impairment and severe progression. Retinal degeneration was not observed, however, but we extended the phenotype of this form to include peripheral neuropathy and white matter abnormalities on MRI. Interestingly, like retinal degeneration, thin corpus callosum is not a constant feature in this entity.</div>
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