Neuropsychiatric symptoms and diagnosis of grey matter heterotopia: A case-based reflection

Neuropsychiatric symptoms can be related to less common underlying neuropsychiatric conditions – in this case report, the condition discussed is that of grey matter heterotopia (GMH). The patient presented with a history of prominent aggression, impulsivity and manipulative and attention-seeking beh...

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Main Author: Gian Lippi
Format: Article
Language:English
Published: AOSIS 2017-03-01
Series:South African Journal of Psychiatry
Subjects:
Online Access:https://sajp.org.za/index.php/sajp/article/view/923
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author Gian Lippi
author_facet Gian Lippi
author_sort Gian Lippi
collection DOAJ
description Neuropsychiatric symptoms can be related to less common underlying neuropsychiatric conditions – in this case report, the condition discussed is that of grey matter heterotopia (GMH). The patient presented with a history of prominent aggression, impulsivity and manipulative and attention-seeking behaviour. Episodes of depression and incidents of deliberate self-harm and suicide attempts had been reported. Neuropsychiatric symptoms included anxiety, a labile mood, delusional thinking and auditory hallucinations. Testing revealed some cognitive difficulties and severe impairment of frontal lobe functions. A magnetic resonance imaging (MRI) scan of his brain revealed the presence of GMH, which had previously been misdiagnosed as tuberous sclerosis. An MRI scan of the brain is the special investigation of choice for the correct diagnosis of GMH. The pathognomonic finding is that of heterotopic grey matter abnormally located within areas of white matter. Defective foetal neuronal migration between the third and fifth month of pregnancy can lead to GMH, which can present later on in childhood or adolescence with epilepsy, intellectual impairment or reading difficulties. During the late teenage years or early adulthood, a wide variety of neuropsychiatric symptoms may be present, which can lead to diagnostic difficulties.
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spelling doaj.art-a173553136c14f77b9df8a4cbef38e3a2022-12-22T02:37:35ZengAOSISSouth African Journal of Psychiatry1608-96852078-67862017-03-0123010.4102/sajpsychiatry.v23i0.923362Neuropsychiatric symptoms and diagnosis of grey matter heterotopia: A case-based reflectionGian Lippi0Department of Psychiatry, Faculty of Health Sciences, University of Pretoria, South Africa and Forensic Unit, Weskoppies HospitalNeuropsychiatric symptoms can be related to less common underlying neuropsychiatric conditions – in this case report, the condition discussed is that of grey matter heterotopia (GMH). The patient presented with a history of prominent aggression, impulsivity and manipulative and attention-seeking behaviour. Episodes of depression and incidents of deliberate self-harm and suicide attempts had been reported. Neuropsychiatric symptoms included anxiety, a labile mood, delusional thinking and auditory hallucinations. Testing revealed some cognitive difficulties and severe impairment of frontal lobe functions. A magnetic resonance imaging (MRI) scan of his brain revealed the presence of GMH, which had previously been misdiagnosed as tuberous sclerosis. An MRI scan of the brain is the special investigation of choice for the correct diagnosis of GMH. The pathognomonic finding is that of heterotopic grey matter abnormally located within areas of white matter. Defective foetal neuronal migration between the third and fifth month of pregnancy can lead to GMH, which can present later on in childhood or adolescence with epilepsy, intellectual impairment or reading difficulties. During the late teenage years or early adulthood, a wide variety of neuropsychiatric symptoms may be present, which can lead to diagnostic difficulties.https://sajp.org.za/index.php/sajp/article/view/923Grey matter heterotopiaSchizophrenianeuronal migration
spellingShingle Gian Lippi
Neuropsychiatric symptoms and diagnosis of grey matter heterotopia: A case-based reflection
South African Journal of Psychiatry
Grey matter heterotopia
Schizophrenia
neuronal migration
title Neuropsychiatric symptoms and diagnosis of grey matter heterotopia: A case-based reflection
title_full Neuropsychiatric symptoms and diagnosis of grey matter heterotopia: A case-based reflection
title_fullStr Neuropsychiatric symptoms and diagnosis of grey matter heterotopia: A case-based reflection
title_full_unstemmed Neuropsychiatric symptoms and diagnosis of grey matter heterotopia: A case-based reflection
title_short Neuropsychiatric symptoms and diagnosis of grey matter heterotopia: A case-based reflection
title_sort neuropsychiatric symptoms and diagnosis of grey matter heterotopia a case based reflection
topic Grey matter heterotopia
Schizophrenia
neuronal migration
url https://sajp.org.za/index.php/sajp/article/view/923
work_keys_str_mv AT gianlippi neuropsychiatricsymptomsanddiagnosisofgreymatterheterotopiaacasebasedreflection