Klinefelter′s syndrome associated with progressive muscular atrophy simulating Kennedy′s disease

Kennedy′s disease, an X-linked spinal and bulbar muscular atrophy, is characterized by loss of lower motor neurons. Mild sensory deficits, gynecomastia and infertility may be observed. Klinefelter′s syndrome is a variation of sex chromosome disorder characterized by hypogonadism, gynecomastia and az...

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Main Author: Pedro Enrique Jiménez Caballero
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2012-01-01
Series:Annals of Indian Academy of Neurology
Subjects:
Online Access:http://www.annalsofian.org/article.asp?issn=0972-2327;year=2012;volume=15;issue=3;spage=227;epage=229;aulast=Jiménez
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author Pedro Enrique Jiménez Caballero
author_facet Pedro Enrique Jiménez Caballero
author_sort Pedro Enrique Jiménez Caballero
collection DOAJ
description Kennedy′s disease, an X-linked spinal and bulbar muscular atrophy, is characterized by loss of lower motor neurons. Mild sensory deficits, gynecomastia and infertility may be observed. Klinefelter′s syndrome is a variation of sex chromosome disorder characterized by hypogonadism, gynecomastia and azoospermia, and the most frequent karyotype is XXY. A 55-year-old man who presented with slowly progressive and diffuse neurogenic muscle atrophy without bulbar or sensory symptoms. He also had Klinefelter′s syndrome. Genetic study of Kennedy′s disease was normal. Our patient differs from those with Kennedy′s disease in the absence of bulbar and sensory symptoms. It is suggested that the X chromosome plays an important role in the biology of motor neurons.
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spelling doaj.art-b3e21bf747684bdb8dc4b84fae6aea802022-12-22T00:53:18ZengWolters Kluwer Medknow PublicationsAnnals of Indian Academy of Neurology0972-23271998-35492012-01-0115322722910.4103/0972-2327.99730Klinefelter′s syndrome associated with progressive muscular atrophy simulating Kennedy′s diseasePedro Enrique Jiménez CaballeroKennedy′s disease, an X-linked spinal and bulbar muscular atrophy, is characterized by loss of lower motor neurons. Mild sensory deficits, gynecomastia and infertility may be observed. Klinefelter′s syndrome is a variation of sex chromosome disorder characterized by hypogonadism, gynecomastia and azoospermia, and the most frequent karyotype is XXY. A 55-year-old man who presented with slowly progressive and diffuse neurogenic muscle atrophy without bulbar or sensory symptoms. He also had Klinefelter′s syndrome. Genetic study of Kennedy′s disease was normal. Our patient differs from those with Kennedy′s disease in the absence of bulbar and sensory symptoms. It is suggested that the X chromosome plays an important role in the biology of motor neurons.http://www.annalsofian.org/article.asp?issn=0972-2327;year=2012;volume=15;issue=3;spage=227;epage=229;aulast=JiménezElectromyogramgynecomastiaKlinefelter′s syndromeKennedy′s diseasemuscle biopsyprogressive muscular atrophy
spellingShingle Pedro Enrique Jiménez Caballero
Klinefelter′s syndrome associated with progressive muscular atrophy simulating Kennedy′s disease
Annals of Indian Academy of Neurology
Electromyogram
gynecomastia
Klinefelter′s syndrome
Kennedy′s disease
muscle biopsy
progressive muscular atrophy
title Klinefelter′s syndrome associated with progressive muscular atrophy simulating Kennedy′s disease
title_full Klinefelter′s syndrome associated with progressive muscular atrophy simulating Kennedy′s disease
title_fullStr Klinefelter′s syndrome associated with progressive muscular atrophy simulating Kennedy′s disease
title_full_unstemmed Klinefelter′s syndrome associated with progressive muscular atrophy simulating Kennedy′s disease
title_short Klinefelter′s syndrome associated with progressive muscular atrophy simulating Kennedy′s disease
title_sort klinefelter s syndrome associated with progressive muscular atrophy simulating kennedy s disease
topic Electromyogram
gynecomastia
Klinefelter′s syndrome
Kennedy′s disease
muscle biopsy
progressive muscular atrophy
url http://www.annalsofian.org/article.asp?issn=0972-2327;year=2012;volume=15;issue=3;spage=227;epage=229;aulast=Jiménez
work_keys_str_mv AT pedroenriquejimenezcaballero klinefelterssyndromeassociatedwithprogressivemuscularatrophysimulatingkennedysdisease