Background: Paraneoplastic neurological syndrome (PNS) is an unusual event. PNS caused by cystitis glandularis (CG) or a bladder tumor is extremely rare; hence, missed diagnosis or misdiagnosis can easily occur. To date, approximately 21 cases have been reported in PubMed.
Case Summary: We report a case of PNS caused by CG and describe the clinical and imaging features. The main clinical feature was advanced cognitive impairment, and early clinical features were memory impairment, decreased computational ability, and abnormal behavior. Later clinical features were dementia, vomiting, inability to eat and walk, urinary incontinence, and hematuria. Imaging features on cranial magnetic resonance imaging were diffuse white matter lesions. Paraneoplastic tumor markers were normal. A total abdominal computed tomography scan showed multiple thickened areas on the bladder wall with local prominence. Cystoscopy revealed a volcanic protuberance on the posterior wall of the bladder with a diameter of 6 cm and no pedicle. The postoperative pathological diagnosis was CG. The patient recovered well following resection of CG. PNS cases caused by previous bladder tumors can be retrieved from PubMed to describe the clinical signs and prognosis of PNS.
Conclusion: The main clinical feature of PNS caused by CG was dementia, and the imaging features were diffuse cerebral white matter lesions. Resection of CG lesions is the fundamental treatment for PNS induced by CG. This case highlights the importance of etiological treatment.
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http://dx.doi.org/10.12998/wjcc.v10.i32.11827 | DOI Listing |
Proc Natl Acad Sci U S A
January 2025
Cancer Biology & Genetics Program, Sloan Kettering Institute, New York, NY 10065.
Malignant peripheral nerve sheath tumors (MPNSTs) are aggressive sarcomas and the primary cause of mortality in patients with neurofibromatosis type 1 (NF1). These malignancies develop within preexisting benign lesions called plexiform neurofibromas (PNs). PNs are solely driven by biallelic loss eliciting RAS pathway activation, and they respond favorably to MEK inhibitor therapy.
View Article and Find Full Text PDFAdv Sci (Weinh)
January 2025
School of Resources and Environment, University of Electronic Science and Technology of China, Chengdu, 611731, China.
Heterojunctions, known for their decent separation of photo-generated electrons and holes, are promising for photocatalytic CO reduction. However, a significant obstacle in traditional post-assembled heterojunctions is the high interfacial barrier for charge transfer caused by atomic lattice mismatch at multiphase interfaces. Here, as research prototypes, the study creates a lattice-matched co-atomic interface within CsPbBr-CsPbBr polytypic nanocrystals (113-125 PNs) through the proposed in situ hybrid strategy to elucidate the underlying charge transfer mechanism within this unique interface.
View Article and Find Full Text PDFNat Commun
January 2025
Institute of Developmental Biology and Neurobiology, Faculty of Biology, Johannes Gutenberg University Mainz, Mainz, Germany.
After a peripheral nerve injury, Schwann cells (SCs), the myelinating glia of the peripheral nervous system, convert into repair cells that foster axonal regrowth, and then remyelinate or re-ensheath regenerated axons, thereby ensuring functional recovery. The efficiency of this mechanism depends however on the time needed for axons to regrow. Here, we show that ablation of histone deacetylase 8 (HDAC8) in SCs accelerates the regrowth of sensory axons and sensory function recovery.
View Article and Find Full Text PDFCureus
December 2024
Cardiology, Pakistan Navy Station (PNS) Shifa, Karachi, PAK.
Colchicine, a long-established anti-inflammatory medication, has emerged as a potential therapeutic agent for secondary prevention of stroke. This systematic review and meta-analysis aimed to evaluate the efficacy and safety of colchicine in preventing secondary stroke by comprehensively synthesizing available evidence. A systematic literature search was conducted across multiple electronic databases from inception to November 15, 2024, using comprehensive search strategies.
View Article and Find Full Text PDFInt J Mol Sci
December 2024
Department of Pediatrics, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan 430022, China.
As the primary glial cells in the peripheral nervous system (PNS), Schwann cells (SCs) have been proven to influence the behavior of cancer cells profoundly and are involved in cancer progression through extensive interactions with cancer cells and other stromal cells. Indeed, the tumor microenvironment (TME) is a critical factor that can significantly limit the efficacy of immunotherapeutic approaches. The TME promotes tumor progression in part by reshaping an immunosuppressive state.
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