Anti-N-Methyl-D-Aspartate Encephalitis as Paraneoplastic Manifestation of Germ-Cells Tumours: A Cases Report and Literature Review

Anti-N-methyl-D-aspartate (NMDA) receptor encephalitis is the most common form of autoimmune encephalitis, caused by the interaction between an antibody and its target, located on glutamate receptor type N-methyl-D-aspartate (NMDA) of neuronal surface. There is a wide spectrum of clinical features s...

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Main Authors: Claudia Geraldine Rita, Israel Nieto Gañan, Adriano Jimenez Escrig, Ángela Carrasco Sayalero
Format: Article
Language:English
Published: Wiley 2019-01-01
Series:Case Reports in Immunology
Online Access:http://dx.doi.org/10.1155/2019/4762937
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author Claudia Geraldine Rita
Israel Nieto Gañan
Adriano Jimenez Escrig
Ángela Carrasco Sayalero
author_facet Claudia Geraldine Rita
Israel Nieto Gañan
Adriano Jimenez Escrig
Ángela Carrasco Sayalero
author_sort Claudia Geraldine Rita
collection DOAJ
description Anti-N-methyl-D-aspartate (NMDA) receptor encephalitis is the most common form of autoimmune encephalitis, caused by the interaction between an antibody and its target, located on glutamate receptor type N-methyl-D-aspartate (NMDA) of neuronal surface. There is a wide spectrum of clinical features starting by a viral-like prodrome, followed by symptoms such as psychosis, aggressive behaviour, memory loss, seizures, movement disorders, and autonomic instability. Up to 50% of the affected young female patients have germ-cells tumours as ovarian teratoma, making it essential to establish an early diagnosis through detection of specific antibodies in serum and cerebrospinal fluid (CSF). This retrospective observational study was performed in patients whom positive anti-NMDA receptor antibodies have been tested, associated with clinical manifestations that suggest autoimmune encephalitis and a germ-cell tumour confirmed by pathology. Six patients have tested positive for anti-NMDA receptor antibodies associated with a germ-cell tumour and clinical manifestations of autoimmune encephalitis. Management includes aggressive immunosuppression and surgical removal.
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series Case Reports in Immunology
spelling doaj-art-46a3dc00418b4b649d49248774d6e12d2025-02-03T05:59:41ZengWileyCase Reports in Immunology2090-66092090-66172019-01-01201910.1155/2019/47629374762937Anti-N-Methyl-D-Aspartate Encephalitis as Paraneoplastic Manifestation of Germ-Cells Tumours: A Cases Report and Literature ReviewClaudia Geraldine Rita0Israel Nieto Gañan1Adriano Jimenez Escrig2Ángela Carrasco Sayalero3Department of Immunology. Hospital Universitario Ramón y Cajal, Ctra. Colmenar Km 9,1, 28034 Madrid, SpainDepartment of Immunology. Hospital Universitario Ramón y Cajal, Ctra. Colmenar Km 9,1, 28034 Madrid, SpainDepartment of Neurology. Hospital Universitario Ramón y Cajal, Ctra. Colmenar Km 9,1, 28034 Madrid, SpainDepartment of Immunology. Hospital Universitario Ramón y Cajal, Ctra. Colmenar Km 9,1, 28034 Madrid, SpainAnti-N-methyl-D-aspartate (NMDA) receptor encephalitis is the most common form of autoimmune encephalitis, caused by the interaction between an antibody and its target, located on glutamate receptor type N-methyl-D-aspartate (NMDA) of neuronal surface. There is a wide spectrum of clinical features starting by a viral-like prodrome, followed by symptoms such as psychosis, aggressive behaviour, memory loss, seizures, movement disorders, and autonomic instability. Up to 50% of the affected young female patients have germ-cells tumours as ovarian teratoma, making it essential to establish an early diagnosis through detection of specific antibodies in serum and cerebrospinal fluid (CSF). This retrospective observational study was performed in patients whom positive anti-NMDA receptor antibodies have been tested, associated with clinical manifestations that suggest autoimmune encephalitis and a germ-cell tumour confirmed by pathology. Six patients have tested positive for anti-NMDA receptor antibodies associated with a germ-cell tumour and clinical manifestations of autoimmune encephalitis. Management includes aggressive immunosuppression and surgical removal.http://dx.doi.org/10.1155/2019/4762937
spellingShingle Claudia Geraldine Rita
Israel Nieto Gañan
Adriano Jimenez Escrig
Ángela Carrasco Sayalero
Anti-N-Methyl-D-Aspartate Encephalitis as Paraneoplastic Manifestation of Germ-Cells Tumours: A Cases Report and Literature Review
Case Reports in Immunology
title Anti-N-Methyl-D-Aspartate Encephalitis as Paraneoplastic Manifestation of Germ-Cells Tumours: A Cases Report and Literature Review
title_full Anti-N-Methyl-D-Aspartate Encephalitis as Paraneoplastic Manifestation of Germ-Cells Tumours: A Cases Report and Literature Review
title_fullStr Anti-N-Methyl-D-Aspartate Encephalitis as Paraneoplastic Manifestation of Germ-Cells Tumours: A Cases Report and Literature Review
title_full_unstemmed Anti-N-Methyl-D-Aspartate Encephalitis as Paraneoplastic Manifestation of Germ-Cells Tumours: A Cases Report and Literature Review
title_short Anti-N-Methyl-D-Aspartate Encephalitis as Paraneoplastic Manifestation of Germ-Cells Tumours: A Cases Report and Literature Review
title_sort anti n methyl d aspartate encephalitis as paraneoplastic manifestation of germ cells tumours a cases report and literature review
url http://dx.doi.org/10.1155/2019/4762937
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