The recurrence of latent toxoplasmosis is a frequent cause of toxoplasmic encephalopathy in individuals with immunosuppressive conditions or medication. If left untreated or diagnosed is delayed, it often resulting in fatality. The pathogen of Toxoplasma gondii has been identified in cerebrospinal fluid cytology and a limited number of documented cases of cerebral toxoplasmosis, typically observed in those with acquired immunodeficiency syndrome (AIDS). We report the identification of Toxoplasma gondii tachyzoites in the cerebrospinal fluid of a patient diagnosed with systemic lupus erythematosus (SLE) and concurrent SARS-CoV-2 positive infection. The presented case suggests that cerebral toxoplasmosis should be promptly considered when patients with systemic lupus erythematosus exhibit neurological manifestations.
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http://dx.doi.org/10.1186/s12879-025-10630-1 | DOI Listing |
Background And Aims: Alzheimer's disease (AD) is a widespread neurodegenerative condition that has a growing impact on a global scale. This study aims to examine the relationship between cerebral blood flow (CBF) and the synaptic biomarker growth-associated protein 43 (GAP-43) through the utilization of arterial spin labeling (ASL). The research identified noteworthy correlations between cerebrospinal fluid (CSF) GAP-43 levels, CBF, and cognitive composite scores, especially among participants with mild cognitive impairment (MCI) who possess the APOE-ε4 gene.
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February 2025
Department of Neurology Children's Hospital of Chongqing Medical University, National Clinical Research Center for Child Health and Disorders, Ministry of Education Key Laboratory of Child Development and Disorders, Chongqing Key Laboratory of Child Neurodevelopment and Cognitive Disorders, Chongqing, China.
Objective: To facilitate the accurate identification of clinical characteristics associated with myelin oligodendrocyte glycoprotein (MOG) antibody positive encephalitis in children presenting with normal brain magnetic resonance imaging (MRI) findings.
Method: Patients hospitalized at Children's Hospital of Chongqing Medical University from January 2016 to May 2024, who were positive for MOG antibodies and exhibited encephalitis symptoms with normal brain MRI findings, were retrospectively analyzed.
Results: A total of 17 patients (7 males and 10 females; mean age: 9.
Int J Mol Sci
March 2025
Department of Aging Research and Geriatric Medicine, Institute of Development, Aging and Cancer, Tohoku University, 4-1 Seiryo Machi, Sendai 980-8575, Miyagi, Japan.
Dementia blood biomarkers are becoming increasingly important. Various factors, such as ischemic lesions and inflammation, can influence the pathomechanism of dementia. We aimed to evaluate the effects of past stroke lesions on blood biomarkers (BMs).
View Article and Find Full Text PDFInt J Mol Sci
February 2025
State Key Laboratory of Oral & Maxillofacial Reconstruction and Regeneration, Key Laboratory of Oral Biomedicine Ministry of Education, Hubei Key Laboratory of Stomatology, School & Hospital of Stomatology, Wuhan University, Wuhan 430079, China.
Alzheimer's disease (AD) is characterized by progressive cognition and behavior impairments. Diagnosing AD early is important for clinicians to slow down AD progression and preserve brain function. Biomarkers such as tau protein and amyloid-β peptide (Aβ) are used to aid diagnosis as clinical diagnosis often lags.
View Article and Find Full Text PDFInt J Mol Sci
February 2025
Unit of Medical and Dental Sciences, Department of Health Sciences, Nagasaki University Graduate School of Biomedical Sciences, Nagasaki 852-8501, Japan.
Prion diseases are fatal neurological disorders characterized by abnormal protein accumulation in the brain, leading to neurodegeneration, dementia, and ataxia. Sporadic Creutzfeldt-Jakob disease (sCJD), the most common form, accounts for 80-90% of cases and progresses rapidly, with most patients surviving <6 months to a year after symptom onset, indicating the importance of early diagnosis. The disease is classified into six subtypes based on PRNP gene polymorphisms, with differences in protein degradation patterns contributing to the diversity of clinical symptoms.
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