Clinical and neuropsychological correlates in two brothers with pantothenate kinase–associated neurodegeneration
Identifieur interne : 005063 ( Main/Merge ); précédent : 005062; suivant : 005064Clinical and neuropsychological correlates in two brothers with pantothenate kinase–associated neurodegeneration
Auteurs : Cecilia Marelli [Italie] ; Sylvie Piacentini [Italie] ; Barbara Garavaglia [Italie] ; Floriano Girotti [Italie] ; Alberto Albanese [Italie]Source :
- Movement Disorders [ 0885-3185 ] ; 2005-02.
English descriptors
- KwdEn :
- Adult, Attention (physiology), Cognition Disorders (physiopathology), Dystonia (genetics), Dystonia (pathology), Dystonia (physiopathology), Hallervorden‐Spatz syndrome, Humans, Magnetic Resonance Imaging (methods), Male, Mental Status Schedule, Mutation, Missense (genetics), Neuropsychological Tests (statistics & numerical data), Phosphotransferases (Alcohol Group Acceptor) (genetics), Problem Solving (physiology), Siblings, dystonia, neuropsychology, obsessive‐compulsive behavior.
- MESH :
- chemical , genetics : Phosphotransferases (Alcohol Group Acceptor).
- genetics : Dystonia, Mutation, Missense.
- methods : Magnetic Resonance Imaging.
- pathology : Dystonia.
- physiology : Attention, Problem Solving.
- physiopathology : Cognition Disorders, Dystonia.
- statistics & numerical data : Neuropsychological Tests.
- Adult, Humans, Male, Mental Status Schedule, Siblings.
Abstract
Adult‐onset focal dystonia was the presenting sign of pantothenate kinase‐associated neurodegeneration (PKAN) in a patient with a novel homozygous missense mutation (C856T). His brother shared the same mutation and showed similar, albeit minor, motor signs, but a different behavioral profile. Both brothers had an atypical form of PKAN. The neuropsychological assessment showed that, despite a normal Mini‐Mental State Examination, both patients presented a deficit of executive functions and of attention. The profile of cognitive impairment in these cases was typically that of a subcortical dementia. Both patients fulfilled Diagnostic and Statistical Manual for Mental Disorders criteria for obsessive–compulsive disorder; however, paranoia was associated with depression and aggressive behavior in Patient 1, whereas Patient 2 had hyperactivity, disinhibition, and euphoria. Our findings suggest that these two brothers had a different pattern of involvement of motor and nonmotor basal ganglia–thalamocortical circuits. © 2004 Movement Disorder Society
Url:
DOI: 10.1002/mds.20282
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<front><div type="abstract" xml:lang="en">Adult‐onset focal dystonia was the presenting sign of pantothenate kinase‐associated neurodegeneration (PKAN) in a patient with a novel homozygous missense mutation (C856T). His brother shared the same mutation and showed similar, albeit minor, motor signs, but a different behavioral profile. Both brothers had an atypical form of PKAN. The neuropsychological assessment showed that, despite a normal Mini‐Mental State Examination, both patients presented a deficit of executive functions and of attention. The profile of cognitive impairment in these cases was typically that of a subcortical dementia. Both patients fulfilled Diagnostic and Statistical Manual for Mental Disorders criteria for obsessive–compulsive disorder; however, paranoia was associated with depression and aggressive behavior in Patient 1, whereas Patient 2 had hyperactivity, disinhibition, and euphoria. Our findings suggest that these two brothers had a different pattern of involvement of motor and nonmotor basal ganglia–thalamocortical circuits. © 2004 Movement Disorder Society</div>
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<front><div type="abstract" xml:lang="en">Adult‐onset focal dystonia was the presenting sign of pantothenate kinase‐associated neurodegeneration (PKAN) in a patient with a novel homozygous missense mutation (C856T). His brother shared the same mutation and showed similar, albeit minor, motor signs, but a different behavioral profile. Both brothers had an atypical form of PKAN. The neuropsychological assessment showed that, despite a normal Mini‐Mental State Examination, both patients presented a deficit of executive functions and of attention. The profile of cognitive impairment in these cases was typically that of a subcortical dementia. Both patients fulfilled Diagnostic and Statistical Manual for Mental Disorders criteria for obsessive–compulsive disorder; however, paranoia was associated with depression and aggressive behavior in Patient 1, whereas Patient 2 had hyperactivity, disinhibition, and euphoria. Our findings suggest that these two brothers had a different pattern of involvement of motor and nonmotor basal ganglia–thalamocortical circuits. © 2004 Movement Disorder Society</div>
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<front><div type="abstract" xml:lang="en">Adult-onset focal dystonia was the presenting sign of pantothenate kinase-associated neurodegeneration (PKAN) in a patient with a novel homozygous missense mutation (C856T). His brother shared the same mutation and showed similar, albeit minor, motor signs, but a different behavioral profile. Both brothers had an atypical form of PKAN. The neuropsychological assessment showed that, despite a normal Mini-Mental State Examination, both patients presented a deficit of executive functions and of attention. The profile of cognitive impairment in these cases was typically that of a subcortical dementia. Both patients fulfilled Diagnostic and Statistical Manual for Mental Disorders criteria for obsessive-compulsive disorder; however, paranoia was associated with depression and aggressive behavior in Patient 1, whereas Patient 2 had hyperactivity, disinhibition, and euphoria. Our findings suggest that these two brothers had a different pattern of involvement of motor and nonmotor basal ganglia-thalamocortical circuits.</div>
</front>
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