Results 31 to 40 of about 627,049 (208)

Case Report : Li-Fraumeni Syndrome with Central Nervous System Tumors in Two Siblings

open access: yesBMC Pediatrics, 2021
Background Li-Fraumeni syndrome (LFS) is a rare autosomal dominant cancer predisposition syndrome caused by germline TP53 gene mutations. It is characterized by high risk of early-onset cancer, and has been confirmed as associated with multiple tumors ...
Zishi Fang   +7 more
doaj   +1 more source

Papillary thyroid cancer with unusual late onset pituitary and orbital choroidal metastases. Case report and literature review

open access: yesJournal of Clinical and Translational Endocrinology Case Reports, 2021
Papillary thyroid cancer is the most common type of differentiated thyroid cancer (DTC) and in most cases, disease is localized to the neck and remission of disease is common. Though distant metastasis of DTC is unusual; involved sites are more often the
Nada Bin Hareez   +2 more
doaj   +1 more source

Papillomas and carcinomas of the choroid plexus in children [PDF]

open access: yesNeurosurgical Focus, 1998
Object Choroid plexus tumors are rare intraventricular tumors (1% of all intracranial tumors) that occur mainly in children. The physiopathological characteristics of associated hydrocephalus, surgical management, and oncological issues related to these tumors remain a matter of debate.
P, Pencalet   +10 more
openaire   +2 more sources

Choroid plexus carcinoma: A case report and literature review

open access: yes, 2017
Choroid plexus carcinoma is a rare tumor representing less than 1% of all brain tumors. In adult, the incidence is extremely rare making the diagnosis difficult. Majority of choroid plexus tumor is found in the ventricle.
Chik, Azhani   +3 more
core   +1 more source

Beyond the Fixed Charge: A New On‐Tissue Derivatisation Strategy Employing Photoionisable Chromophores for Mass Spectrometry Imaging of Amino‐Containing Metabolites

open access: yesAngewandte Chemie, Volume 138, Issue 37, 7 September 2026.
We introduce a novel chemical derivatisation strategy for the UV‐activated detection of elusive metabolites. Incorporation of a tocopherol‐active chromophore allows for the detection of tagged analytes as photoionised radical cations, selectively induced by a 266 nm laser.
Sofia R. McGowan   +5 more
wiley   +2 more sources

Primary adult choroid plexus carcinomas: a single-center experience with a systematic review

open access: yesFrontiers in Oncology, 2023
ObjectivePrimary adult choroid plexus carcinomas (PACPCs) are extremely rare brain tumors. The existing literature primarily comprises case reports, which limits our understanding of this uncommon disease.
Pengcheng Zuo   +9 more
doaj   +1 more source

Choroid plexus tumours

open access: yes, 2017
Choroid plexus tumours are rare, intraventricular, primary central nervous system tumours derived from the choroid plexus epithelium. They occur predominantly in children and are classified based on histological criteria as choroid plexus papilloma ...
Maria Santos   +3 more
core   +1 more source

Clinical Features and Prognostic Risk Factors of Choroid Plexus Tumors in Children

open access: yesChinese Medical Journal, 2018
Background: Decision-making concerning the treatment of choroid plexus tumor (CPT) in pediatric patients remains a topic of considerable debate. The aim of this work was to describe clinical features and prognostic risk factors of CPT in the pediatric ...
Wen-Jian-Long Zhou   +9 more
doaj   +1 more source

Synchronous choroid plexus papilloma and Wilms tumor in a girl, disclosing a Li-Fraumeni syndrome

open access: yesHereditary Cancer in Clinical Practice, 2021
Background Li-Fraumeni Syndrome (LFS) is a cancer predisposition syndrome characterized by the early-onset of multiple primary cancers which can occur at different moments (metachronous onset) or, more rarely, coincidentally (synchronous onset).
Ofelia Cruz   +10 more
doaj   +1 more source

Endoreduplication and telomeric association in a choroid plexus carcinoma

open access: yes, 1996
Cytogenetic studies showed a hyperhaploid stemline, (32,XY,+1,+7,+9,+12,+13,+14, +19,+20) in a patient with choroid plexus carcinoma. Endoreduplication and doubling of the stemline to 200–400 chromosomes per cell and variation in numerical changes were ...
Li, You S   +5 more
core   +1 more source

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