Crossed cerebellar diaschisis (CCD) represents the reduction of blood flow, metabolism, and oxygen consumption in the cerebellar hemisphere contralateral to a cerebral focal lesion. This phenomenon is the result of remote metabolic effects of cerebral lesions and it has been described since the first attempts for functional imaging of the brain, almost 40 years ago. Nevertheless, its clinical significance remains uncertain and new ways to use imaging of CCD for prognosis or assessment of novel therapies are being investigated. In this report, we present treatment for glioblastoma as a cause of CCD imaged on positron emission tomography/computed tomography with (F) fluoro-D-glucose in our department.
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http://dx.doi.org/10.4103/wjnm.WJNM_15_18 | DOI Listing |
J Neurol Neurosurg Psychiatry
January 2025
Department of Neurology, Mayo Clinic, Rochester, Minnesota, USA
Background: Data regarding long-term recovery from autoimmune encephalitis (AE) remain limited.
Methods: This retrospective observational study investigated outcomes in 182 patients who met the 2016 criteria for definite AE. Recovery data were available in 172 patients.
Parkinsonism Relat Disord
January 2025
Department of Radiology, Mayo Clinic, Rochester, MN, USA. Electronic address:
Introduction: White matter (WM) tract degeneration is a characteristic feature of progressive supranuclear palsy (PSP), with longitudinal changes observed in PSP-Richardson's syndrome (PSP-RS). Little, however, is known about the other PSP variants. We assessed cross-sectional and longitudinal WM degeneration across PSP variants using diffusion tractography.
View Article and Find Full Text PDFCerebellum
January 2025
Genetics Department, National Institute of Neurology and Neurosurgery Manuel Velasco Suárez, Insurgentes Sur 3877. La Fama, Tlalpan, 14269, Mexico City, Mexico.
Spinocerebellar ataxia type 10 (SCA10) is an autosomal dominant (AD) neurodegenerative disorder prevalent in the Americas, particularly in Mexico. Clinical manifestations include progressive ataxia and epilepsy. However, it can exhibit wide phenotypic variability and even reduced penetrance.
View Article and Find Full Text PDFTher Adv Respir Dis
January 2025
Division of Pulmonary and Sleep Medicine, Department of Pediatrics, University of Washington School of Medicine, Seattle Children's Hospital, 4800 Sand Point Way NE, OC 7.730, Seattle, WA 98105, USA.
Background: Joubert syndrome (JS) is an autosomal recessive disorder with a distinctive mid-hindbrain malformation known as the "molar tooth sign" which involves the breathing control center and its connections with other structures. Literature has reported significant respiratory abnormalities which included hyperpnea interspersed with apneic episodes during wakefulness. Larger-scale studies looking at polysomnographic findings or subjective reports of sleep problems in this population have not yet been published.
View Article and Find Full Text PDFPsychiatry Clin Neurosci
January 2025
Department of Radiology, and Functional and Molecular Imaging key Laboratory of Sichuan Province, West China Hospital of Sichuan University, Chengdu, China.
Aim: As a central component of schizophrenia psychopathology, negative symptoms result in detrimental effects on long-term functional prognosis. However, the neurobiological mechanism underlying negative symptoms remains poorly understood, which limits the development of novel treatment interventions. This study aimed to identify the specific neural fingerprints of negative symptoms in schizophrenia.
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