Bonnet syndrome and posterior parasagittal tumor: clues to neural, mechanisms
نویسندگان
چکیده
منابع مشابه
Bonnet syndrome and posterior parasagittal tumor: clues to neural mechanisms.
A case of Bonnet syndrome associated with blindness due to bilateral eye disease and a posterior parasagittal meningioma is reported. It is assumed that visual afferent deprivation alone is not enough to produce the syndrome and that, in most instances, a 'cerebral factor' must be operative if hallucinoses are to occur. The distinction between hallucinosis and hallucinations is favored and a co...
متن کاملSecondary bilateral synchrony associated to a parasagittal tumor. Case report.
A 32 years old woman who had postural limbic and primarily generalized tonic-clonic seizures since the age of 11 presented to us with a CT image strongly suggestive of a mesial meningioma near the right cingulum. Her ictal EEG pattern was characterized by regular 1.5-2.0 Hz sharp and slow wave complexes. A right craniotomy was performed under general anesthesia and intraoperative electroencepha...
متن کاملVisual Hallucinations: Charles Bonnet Syndrome
The following is a case of Charles Bonnet syndrome in an 86-year-old woman who presented with visual hallucinations. The differential diagnosis of visual hallucinations is broad and emergency physicians should be knowledgeable of the possible etiologies.
متن کاملCharles Bonnet Syndrome: Case series
Since its first description in 1760, Charles Bonnet syndrome (CBS) has been reported in many studies. The main characteristics are visual hallucinations, preserved awareness of unreal visions, and absence of psychotic symptoms. CBS can occur with lesions located anywhere along the central visual pathway, from the eye to the calcarine fissure. Objective To describe patients with CBS and carry ...
متن کاملCharles Bonnet Syndrome: Neurobiological Insights
A case of Charles Bonnet syndrome in an elderly patient with occipital lobe lesion is described. Authors have highlighted the complex interplay of various neurobiologicat factors such as cortical blindness, structural brain lesion and epileptiform brain activity in the pathophysiology of this syndrome. The impact on the clinical presentation of brain changes on aging and those following cortica...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Arquivos de Neuro-Psiquiatria
سال: 1989
ISSN: 0004-282X
DOI: 10.1590/s0004-282x1989000200016