Proton magnetic resonance spectroscopy: clinical applications in patients with brain lesions
Autor(a) principal: | |
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Data de Publicação: | 2003 |
Outros Autores: | , |
Tipo de documento: | Artigo |
Idioma: | eng |
Título da fonte: | São Paulo medical journal (Online) |
Texto Completo: | http://old.scielo.br/scielo.php?script=sci_arttext&pid=S1516-31802003000600008 |
Resumo: | CONTEXT: Proton spectroscopy has been recognized as a safe and noninvasive diagnostic method that, coupled with magnetic resonance imaging techniques, allows for the correlation of anatomical and physiological changes in the metabolic and biochemical processes occurring within previously-determined volumes in the brain. There are two methods of proton magnetic resonance spectroscopy: single voxel and chemical shift imaging OBJECTIVE: The present work focused on the clinical applications of proton magnetic resonance spectroscopy in patients with brain lesions. CONCLUSIONS: In vivo proton spectroscopy allows the detection of certain metabolites in brain tissue, such as N-acetyl aspartate, creatine, choline, myoinositol, amino acids and lipids, among others. N-acetyl aspartate is a neuronal marker and, as such, its concentration will decrease in the presence of aggression to the brain. Choline increase is the main indicator of neoplastic diseases. Myoinositol is raised in patients with Alzheimer's disease. Amino acids are encountered in brain abscesses. The presence of lipids is related to necrotic processes. |
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Proton magnetic resonance spectroscopy: clinical applications in patients with brain lesionsProtonSpectroscopyMagnetic resonanceBrainCONTEXT: Proton spectroscopy has been recognized as a safe and noninvasive diagnostic method that, coupled with magnetic resonance imaging techniques, allows for the correlation of anatomical and physiological changes in the metabolic and biochemical processes occurring within previously-determined volumes in the brain. There are two methods of proton magnetic resonance spectroscopy: single voxel and chemical shift imaging OBJECTIVE: The present work focused on the clinical applications of proton magnetic resonance spectroscopy in patients with brain lesions. CONCLUSIONS: In vivo proton spectroscopy allows the detection of certain metabolites in brain tissue, such as N-acetyl aspartate, creatine, choline, myoinositol, amino acids and lipids, among others. N-acetyl aspartate is a neuronal marker and, as such, its concentration will decrease in the presence of aggression to the brain. Choline increase is the main indicator of neoplastic diseases. Myoinositol is raised in patients with Alzheimer's disease. Amino acids are encountered in brain abscesses. The presence of lipids is related to necrotic processes.Associação Paulista de Medicina - APM2003-01-01info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersiontext/htmlhttp://old.scielo.br/scielo.php?script=sci_arttext&pid=S1516-31802003000600008Sao Paulo Medical Journal v.121 n.6 2003reponame:São Paulo medical journal (Online)instname:Associação Paulista de Medicinainstacron:APM10.1590/S1516-31802003000600008info:eu-repo/semantics/openAccessRamin,Sérgio LuizTognola,Waldir AntonioSpotti,Antonio Ronaldoeng2004-06-25T00:00:00Zoai:scielo:S1516-31802003000600008Revistahttp://www.scielo.br/spmjhttps://old.scielo.br/oai/scielo-oai.phprevistas@apm.org.br1806-94601516-3180opendoar:2004-06-25T00:00São Paulo medical journal (Online) - Associação Paulista de Medicinafalse |
dc.title.none.fl_str_mv |
Proton magnetic resonance spectroscopy: clinical applications in patients with brain lesions |
title |
Proton magnetic resonance spectroscopy: clinical applications in patients with brain lesions |
spellingShingle |
Proton magnetic resonance spectroscopy: clinical applications in patients with brain lesions Ramin,Sérgio Luiz Proton Spectroscopy Magnetic resonance Brain |
title_short |
Proton magnetic resonance spectroscopy: clinical applications in patients with brain lesions |
title_full |
Proton magnetic resonance spectroscopy: clinical applications in patients with brain lesions |
title_fullStr |
Proton magnetic resonance spectroscopy: clinical applications in patients with brain lesions |
title_full_unstemmed |
Proton magnetic resonance spectroscopy: clinical applications in patients with brain lesions |
title_sort |
Proton magnetic resonance spectroscopy: clinical applications in patients with brain lesions |
author |
Ramin,Sérgio Luiz |
author_facet |
Ramin,Sérgio Luiz Tognola,Waldir Antonio Spotti,Antonio Ronaldo |
author_role |
author |
author2 |
Tognola,Waldir Antonio Spotti,Antonio Ronaldo |
author2_role |
author author |
dc.contributor.author.fl_str_mv |
Ramin,Sérgio Luiz Tognola,Waldir Antonio Spotti,Antonio Ronaldo |
dc.subject.por.fl_str_mv |
Proton Spectroscopy Magnetic resonance Brain |
topic |
Proton Spectroscopy Magnetic resonance Brain |
description |
CONTEXT: Proton spectroscopy has been recognized as a safe and noninvasive diagnostic method that, coupled with magnetic resonance imaging techniques, allows for the correlation of anatomical and physiological changes in the metabolic and biochemical processes occurring within previously-determined volumes in the brain. There are two methods of proton magnetic resonance spectroscopy: single voxel and chemical shift imaging OBJECTIVE: The present work focused on the clinical applications of proton magnetic resonance spectroscopy in patients with brain lesions. CONCLUSIONS: In vivo proton spectroscopy allows the detection of certain metabolites in brain tissue, such as N-acetyl aspartate, creatine, choline, myoinositol, amino acids and lipids, among others. N-acetyl aspartate is a neuronal marker and, as such, its concentration will decrease in the presence of aggression to the brain. Choline increase is the main indicator of neoplastic diseases. Myoinositol is raised in patients with Alzheimer's disease. Amino acids are encountered in brain abscesses. The presence of lipids is related to necrotic processes. |
publishDate |
2003 |
dc.date.none.fl_str_mv |
2003-01-01 |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article |
dc.type.status.fl_str_mv |
info:eu-repo/semantics/publishedVersion |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S1516-31802003000600008 |
url |
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S1516-31802003000600008 |
dc.language.iso.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
10.1590/S1516-31802003000600008 |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
text/html |
dc.publisher.none.fl_str_mv |
Associação Paulista de Medicina - APM |
publisher.none.fl_str_mv |
Associação Paulista de Medicina - APM |
dc.source.none.fl_str_mv |
Sao Paulo Medical Journal v.121 n.6 2003 reponame:São Paulo medical journal (Online) instname:Associação Paulista de Medicina instacron:APM |
instname_str |
Associação Paulista de Medicina |
instacron_str |
APM |
institution |
APM |
reponame_str |
São Paulo medical journal (Online) |
collection |
São Paulo medical journal (Online) |
repository.name.fl_str_mv |
São Paulo medical journal (Online) - Associação Paulista de Medicina |
repository.mail.fl_str_mv |
revistas@apm.org.br |
_version_ |
1754209260824166400 |