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Results 651 - 700 of 984
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Launes J - - 1996
The juvenile neuronal ceroid-lipofuscinosis (JNCL) is a recessively inherited progressive encephalopathy. We studied 21 JNCL patients with a duration of illness of 1 to 17 years by 99mTc-HM-PAO single photon emission computed tomography (SPECT) and correlated the findings with clinical parameters. All patients had at least one hypoperfused brain area, ...
Goldstein B - - 1996
OBJECTIVES: To study sequential changes in heart rate, respiratory rate, blood pressure, heart rate power spectra, and plasma catecholamine concentrations in patients with acute brain injury and correlate these variables with the severity of neurologic dysfunction and patient outcome. DESIGN: Prospective, clinical study. SETTING: Pediatric intensive care unit. PATIENTS: Thirty-seven ...
van Swieten J C - - 1996
Forty-four patients (mean age 66, SD 8 years) with either clinical evidence of a focal lacunar syndrome (n = 36) or with disorders of memory or gait (n = 8) in the presence of a lacunar infarct on CT were studied for cognitive functioning and for the presence of white ...
Martin W J - - 1996
The clinical histories and brain biopsy findings of 3 patients with severe stealth virus encephalopathy are reviewed. The patients initially developed symptoms consistent with a chronic fatigue syndrome. One patient has remained in a vegetative state for several years, while the other 2 patients have shown significant, although incomplete, recovery. ...
Awada A - - 1995
Twenty-six patients with stable non-alcoholic cirrhosis and normal neurological examination were investigated by brain MRI (inversion recovery sequences) and compared with 16 controls. Brain MRI findings were correlated with the clinical and metabolic status of the patients and analysis of variance and, when necessary, co-variance was performed. Five of the ...
Fazekas G - - 1995
Although both morphologic cerebral damage and cognitive dysfunction are known to occur in patients on chronic hemodialysis (CHD) their extent and possible relation have been rarely studied. We therefore performed magnetic resonance imaging of the brain and neuropsychological testing in 30 consecutive CHD patients (mean age 58 years; range 37-69) ...
Pierce M A - - 1995
OBJECTIVE: To determine whether a noninvasive method for evaluating contrast-enhancing brain lesions in patients with the acquired immunodeficiency syndrome (AIDS) can accurately differentiate between lymphoma and nonlymphoma diagnoses. This method is based on Toxoplasma serologic testing and positron emission tomography. DESIGN: Prospective, nonrandomized, criterion-standard clinical study. SETTING: An academic center ...
Fulham M J - - 1995
The authors measured cerebral glucose metabolism (CMRglu) using [18F]fluoro-2-deoxyglucose (FDG) positron emission tomography (PET) in patients with brain tumors to evaluate the effect of exogenous corticosteroids (in this instance, dexamethasone) on glucose metabolism. Fifty-six FDG-PET studies obtained in 45 patients with unilateral supratentorial brain tumors were analyzed. Patients with brain ...
Iadarola M J - - 1995
The oxygen-15 water bolus positron emission tomography (PET) method was used to image regional brain activity in 4 patients with chronic post-traumatic neuropathic pain confined to one lower limb and in 1 patient with post-herpetic neuralgia. In comparison to 13 normal subjects, scans of the patients disclosed a statistically significant ...
DeLisi L E - - 1995
Brain morphological abnormalities have been reported in several independent investigations of chronic schizophrenic patients. The present study is a prospective 4-year follow-up of first-episode schizophrenic patients to determine whether some of these abnormalities may be a consequence of regional brain structural change over time after the onset of a first ...
Looareesuwan S - - 1995
In a prospective study of cerebral malaria, 24 adults with this disease underwent magnetic resonance imaging (MRI) of the brain. Four patients died. Two of these patients (nos. 17 and 24) had breathing abnormalities requiring ventilatory support followed by clinical signs of brain death. Four days later MRI of patient ...
Knox K K - - 1995
White matter disease is a relatively common neuropathological change observed in the central nervous system (CNS) tissues of patients with AIDS at autopsy. This disease ranges from small foci of myelin loss to extensive areas of demyelination. In the studies reported here, four of six unselected adult patients with AIDS ...
Wray S H - - 1995
PURPOSE: To determine the spectrum of MR findings in patients with mitochondrial myopathy and correlate them with central nervous system symptoms and signs. METHODS: We performed a prospective evaluation of the MR findings of eight patients with mitochondrial myopathy (three with Kearns-Sayre syndrome and five with chronic progressive external ophthalmoplegia), ...
Sugimoto T - - 1995
The authors used MRI to analyse retrospectively the brain images of patients with cerebral palsy (CP) to evaluate its the role in the assessment of brain abnormalities and injury, and the relationship of pre-, peri- and postnatal events to CP. 70 patients with CP aged two to 16 years who ...
Tommasino C - - 1995
Regional cerebral metabolism of glucose (rCMRglu) was evaluated in patients who were in a coma and vegetative state to determine the level of brain function during these conditions. rCMRglu was measured in 17 discrete brain regions with (/-) [18F] -fluoro-2-deoxy-D-glucose (FDG) and positrn emission tomography (PET) in 15 patients with ...
Ohaeri J U - - 1995
BACKGROUND: We highlight the profile of brain computerised tomography (CT) measures among Nigerian psychiatric patients for comparison with findings from developed countries, and study of the relationship between CT values and clinical variables. METHOD: Seven brain ventricle measures of 50 schizophrenic patients, 14 manic patients, and 41 healthy control subjects ...
Gale S D - - 1995
Three patients with pretraumatic and posttraumatic brain injury (TBI) MR imaging of the brain are presented. Two patients had moderate to severe injury, whereas the third patient sustained a mild injury. Using imaging software to conduct morphometric analyses, quantitative neuropathologic change was ascertained in each TBI patient. Each case was ...
Greenman P E - - 1995
Craniosacral findings were recorded for all patients with traumatic brain injury entering an outpatient rehabilitation program between 1978 and 1992. The average cranial rhythmic impulse was low in all 55 patients (average, 7.2 c/min). At least one cranial strain pattern was exhibited by 95%, and 87% had one or more ...
Sandyk R - - 1995
Drawing tasks, both free and copied, have achieved a central position in neuropsychological testing of patients with unilateral cerebral dysfunction by virtue of their sensitivity to different kinds of organic brain disorders and their ability to provide information on lateralized brain damage. In the drawings of patients with right hemispheric ...
van Oosterhout A G - - 1995
PURPOSE: Study of the course of possible treatment-related cognitive impairment in patients with small cell lung cancer. METHODS AND MATERIALS: Thirty-two consecutive patients with small cell lung cancer underwent successive neurologic and neuropsychologic examinations until 5 months after prophylactic cranial irradiation, and in their pretherapeutic condition were compared to matched ...
Perani D - - 1995
OBJECTIVE: To evaluate the regional cerebral metabolic involvement; the relationships among regional brain metabolism, clinical features, and quantitative measures of disease severity; and the patterns of brain involvement that can be related to the different types of onset: striatonigral degeneration vs olivopontocerebellar atrophy. DESIGN: Fludeoxyglucose F 18 positron emission tomography ...
Mampunza S - - 1995
Chronic alcohol abuse is responsible for several organic brain disorders. However, even the most characteristic of them are largely underdiagnosed by routine procedures. Therefore, there is need for sensitive, noninvasive and low-cost diagnostic procedures. 99m-Tc-HMPAO-SPECT could be an interesting candidate in this indication, because it estimates the distribution of the ...
Sugihara S - - 1995
We examined immunohistochemically 123 autopsy brains from patients aged between 30 to 59, who died as a result of malignant neoplasms. Using antiserum to amyloid beta protein (A beta), we found that cerebral A beta deposits began in the subjects' fifth decade; its prevalence was 0%, 9.8% and 21.5% in ...
Estler H C - - 1995
A patient who showed Lilliputian hallucinations and negative hallucinations in the course of probable disseminated encephalomyelitis is described. At the age of 14 years the patient experienced a transient, flaccid paresis of the right leg. Eighteen years later she suddenly developed paranoid-hallucinatory symptoms accompanied by atypical visual hallucinations. She did ...
Sure U - - 1995
Although recently survival of some medulloblastoma patients increased remarkably, it remains a serious diagnosis in others. In order to predict the postoperative prognosis in patients treated for medulloblastoma, a new staging, scoring and grading system was developed. Sixty-six patients operated on microsurgically between 1975 and 1990 at a single neurosurgical ...
Leuzzi V - - 1995
Brain magnetic resonance imaging (MRI) was performed in 17 late-detected PKU patients (aged 2.8-25 years). Twelve subjects had been treated late (0.7-4.5 years), and 5 not at all. Four were still on diet when the study was performed. Mental development was normal in 4 subjects, mildly retarded in 6, and ...
Goldenberg G - - 1995
Imitation of meaningless gestures was examined in patients with left brain damage (LBD), right brain damage (RBD) and controls. In addition to imitation on the own body, patients were asked to replicate the gestures on a life-sized mannikin. Manual dexterity was assessed by manipulation of beads, and general visuospatial abilities ...
Bernstein M - - 1995
Over the last several decades in Europe and 15 years in North America, numerous centers have used stereotactic high-activity brachytherapy for patients with malignant brain tumors. A number of nonrandomized series have contributed information regarding the efficacy compared to historical controls for patients with de novo and recurrent malignant gliomas ...
Abe K - - 1994
To investigate the etiological factors responsible for intellectual impairment and mood changes in patients with myotonic dystrophy (DM), we evaluated 14 patients with DM by means of neuropsychological evaluation and magnetic resonance images (MRI). There were significant differences between patients and controls in regard to the Barthel index, Zung's depression ...
Persinger M A - - 1994
50 patients who had sustained a traumatic brain injury were given complete neuropsychological assessments between 0.5 and 4.0 years after the incident; 62% of these patients reported that episodes of a "sensed presence" (left side: 71%; right side: 19%; both: 10%) had occurred. Sensed presences along the left side were ...
Gascon G G - - 1994
Over the last 5 years the Pediatric Neurology service at King Faisal Specialist Hospital and Research Centre (KFSH&RC) has seen 131 infants and children with movement disorders. Forty-nine (37%) had identifiable biochemical defects, 25 of which were organic acidemias. Nineteen of 29 patients with dystonia had organic acidemias, primarily glutaric ...
D'Aleo G - - 1994
The aim of this study was to look for the presence of spindling in the different stages of remission of the vegetative state to underline all possible correlations with lesional sites, severity of coma and final outcome. The nocturnal polygraphic recordings from 30 patients were examined: 20 (15M, 5F, mean ...
Cohen E - - 1994
BACKGROUND: It is known that automatic breathing is controlled by centres in the lower brain stem, whereas volitional breathing is controlled by the cerebral cortical centres. In hemiplegia, lesions above the brain stem result in paralysis of limb muscles. This study was performed to determine whether the diaphragm might also ...
Baum P A - - 1994
PURPOSE: To review the frequency, distribution, and extent of deep gray matter disease in children with acute disseminated encephalomyelitis. METHODS: The MR examinations of 10 patients, who were discharged with the clinical diagnosis of acute disseminated encephalomyelitis between 1986 and 1992, were retrospectively reviewed. Locations of abnormal signal in the ...
Heuser G - - 1994
Exposures to neurotoxic chemicals such as pesticides, glues, solvents, etc. are known to induce neurologic and psychiatric symptomatology. We report on 41 patients--16 young patients (6 males, 10 females, age 34 +/- 8 yrs.) and 25 elderly patients (9 males, 16 females, age 55 +/- 7 yrs). Fifteen of them ...
Tijssen C C - - 1994
BACKGROUND: Conjugate eye deviation (CED) in patients with acute supratentorial lesions is generally directed ipsilateral to the lesioned hemisphere. Incidentally, CED occurs to the contralateral side. We report five new cases and review previously published reports to elucidate the lesion responsible for and the mechanism underlying this phenomenon. CASE DESCRIPTIONS: ...
Tatum W O - - 1994
In this paper we correlate the findings on 99mTc-HMPAO brain SPECT with the results of clinical examinations and electroencephalography to determine the utility of SPECT in the evaluation of patients with suspected status epilepticus. METHODS: Thirteen patients with suspected status epilepticus underwent serial neurologic examinations, serial electroencephalograms, CT/MRI scanning and ...
Hefter H - - 1994
Magnetic brain stimulation was performed on 24 patients with Wilson's disease (WD). Responses to the right and left first dorsal interosseus muscle (FDI) and to the right and left tibialis anterior muscle (TA) were analysed. In 45% of the patients prolonged central motor conduction times (CCTs) to the FDIs were ...
Roh J K - - 1994
We performed pretreatment brain MRIs in 25 patients with neurologically symptomatic Wilson's disease (WD) and clinical and MRI follow-up in 16 of them. All 25 pretreatment MRIs revealed abnormalities, with abnormal high-signal intensity (HSI) in bilateral thalami being the most common (92%). HSI lesions in the brainstem (84%) and the ...
Kato T - - 1994
Brain phosphorus metabolism was measured by 31P-MRS in 15 patients with bipolar II disorder (BP II) and 14 patients with bipolar I disorder (BP I). Phosphocreatine (PCr)levels were significantly lower in patients with BP II in all three psychiatric states compared to 59 normal controls (PCr (%) was 13.5 +/- ...
Barkovich A J - - 1994
PURPOSE: To describe the MR findings of neurocutaneous melanosis in the brain and correlate these with the known pathology and proposed embryologic basis of this disorder. METHODS: The brain (seven patients) and spine (three patients) MR scans of seven patients with neurocutaneous melanosis were retrospectively reviewed. In two patients, findings ...
Sidorowicz S - - 1994
Control CT assessments of the brain of 15 alcohol dependent patients who showed an improvement in their clinical state were performed after a mean of 16 months. A partial decrease of the widening of cerebral sulci and the third ventrical was noticed. Also, the neuroradiological pictures of the vermis and ...
Childers M K - - 1994
Fever frequently presents during recovery from traumatic brain injury (TBI). Elevated body temperature may result from ensuing infection, thrombophlebitis, drug reaction, or a defect in the central thermoregulatory system such as seen in post-traumatic hyperthermia (PTH). Typically, the diagnosis of PTH follows only after thorough investigation. Literature supports the theory ...
Rejjal A - - 1994
Over the past few years there has been increasing awareness of the association of congenital choanal atresia (CCA) with other congenital defects, including brain abnormalities. We obtained CT scans of the brain in twenty-three consecutive patients with CCA (10 boys and 13 girls) to determine the prevalence and the scope ...
Newton C - - 1994
Patients diagnosed with a brain tumor and their families are faced with uncertainties that result from the progression of the disease and treatment regimen. Many strategies can be used to help patients and families deal with these uncertainties. A case report is used to illustrate how changing needs of a ...
Barkovich A J - - 1994
PURPOSE: To analyze the cortical gyral patterns and myelination patterns in a series of patients with congenital cytomegalovirus infections involving the central nervous system, to correlate them with known developmental events, and to develop a consistent theory regarding their embryogenesis. METHODS: The MR (11 patients) and CT (four patients) studies ...
Shannak K - - 1994
In order to determine whether, besides the severe striatal dopamine (DA) loss, other brain neurotransmitter changes may be a constant biochemical feature of idiopathic Parkinson's disease (iPD), we measured the concentration of the three major brain monoamines noradrenaline (NA), DA, and serotonin (5-HT) and their metabolites in five rostro-caudal subdivisions ...
Ris M D - - 1994
Twenty-five adults with phenylketonuria that was treated early were compared with 15 unaffected control siblings with respect to intellectual and neuropsychologic measures. Patients were found to have normal intelligence but were significantly lower than their control siblings on measures of intelligence, attention, and complex visuoconstructional ability. Stepwise multiple regression analyses ...
Garde K - - 1994
We report 3 cases of 31P and 1H MR spectroscopy (MRS) performed at different stages on patients with clinical signs of near or fulminant incarceration of the brain. The measurements were made on a whole body, 1.5 T scanner. 1H-MRS was obtained with the STEAM sequence and 31P-spectra were obtained ...
Wilson J T - - 1994
Records of coma and post-traumatic amnesia (PTA) were collected for a group of 38 patients with closed head injury. The results confirmed earlier studies indicating that patients may have short or negligible coma but report prolonged PTA. Comparison of eight patients with prolonged PTA (> 7 days) and short coma ...
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