Results 41 to 50 of about 12,071 (222)

Infant Embryonal CNS Tumors: Molecular Insights and Treatment Considerations for Contemporary Pediatric Neuro‐Oncology

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Embryonal tumors comprise the majority of malignant central nervous system (CNS) neoplasms diagnosed in children under 3 years of age. Compared with their counterparts in older children, these tumors exhibit distinct molecular biology and a more aggressive clinical phenotype, while their management is complicated by the heightened ...
Sudarshawn Damodharan   +3 more
wiley   +1 more source

Factors Affecting Surgical Outcomes Following Rotationplasty in Paediatric Sarcoma: A Literature Review

open access: yesANZ Journal of Surgery, EarlyView.
Rotationplasty is a durable limb‐salvage option for paediatric lower‐limb sarcoma. Across 58 studies and 1,217 patients, long‐term functional, psychosocial, and quality‐of‐life outcomes were favourable, often surpassing amputation and endoprosthetic reconstruction.
Rachel H. Ko   +2 more
wiley   +1 more source

Primitive neuroectodermal tumor of maxilla in a 4-year-old child: A rare case report with update on molecular pathogenesis

open access: yesIndian Journal of Dental Sciences, 2022
Primitive neuroectodermal tumor (PNET) belongs to the class of malignant round cell tumor. PNETs show varying degree of neuroectodermal differentiation.
Pavan Patil   +3 more
doaj   +1 more source

Pattern‐based interpretation of SOX2 expression in ovarian teratomas: avoiding diagnostic pitfalls in the distinction between immature and mature neuroectodermal elements

open access: yesHistopathology, EarlyView.
Ovarian immature teratoma grading may be confounded by mature neuroectodermal mimics. SOX2 labelled immature neuroepithelium but also mature ependymal and glial tissue, while SALL4 was negative in mature mimics and variably expressed in immature neuroepithelium.
Agnese Orsatti   +14 more
wiley   +1 more source

Persistent Erythrocytosis in a Dog With a Spinal Sclerosing Paraganglioma

open access: yesVeterinary Clinical Pathology, EarlyView.
ABSTRACT A 7‐year‐old, male, castrated, mixed‐breed dog presented with right pelvic limb lameness and pain on posturing to defecate that began 1.5 years prior to presentation. Radiographs taken 8 months prior to presentation showed a small lytic lesion of the L6 vertebral body, and CBCs showed a persistently increased hematocrit (HCT) for at least 2 ...
Samuel V. Neal   +11 more
wiley   +1 more source

Primitive neuroectodermal tumor of the uterus

open access: yesGynecologic Oncology Reports, 2016
•PNET of the uterus is rare and requires early diagnoses and treatment.•Molecular analysis is important to distinguish it from other tumors.•Different combinations of adjuvant chemotherapy have been report.
Elizalde, C.R.   +5 more
openaire   +3 more sources

Environmental Pesticide Exposure in the Etiology of Pediatric Brain Tumors and Leukemia: A Scoping Review of Epidemiological Studies

open access: yesInternational Journal of Cancer, Volume 159, Issue 6, Page 1360-1384, 15 September 2026.
ABSTRACT Pediatric cancer is a significant cause of morbidity and mortality in children. The etiologies of pediatric cancer are largely unknown, but environmental pesticide exposures are likely to contribute. Chronic low‐dose exposure to pesticide mixtures through drinking water is a growing concern in agricultural communities.
Grace N. VanDeSteeg   +4 more
wiley   +1 more source

Primitive Neuroectodermal Tumor of the Kidney in a 22-Year-Old Male: A Rare Entity

open access: yesMiddle East Journal of Cancer, 2014
Primitive neuroectodermal tumors of the kidney are rare tumors representing about 1% of all sarcomas. Extraskeletal primitive neuroectodermal tumors may be found in the genitourinary tract, the testes, ovaries, uterus, or pancreas.
Veena Gupta   +3 more
doaj  

A Case of Long-term Survival in a Patient with Primary Primitive Neuroectodermal Tumor of the Lung [PDF]

open access: yesKosin Medical Journal, 2018
Primitive neuroectodermal tumor (PNET) arising primarily in the lung is an extremely rare and aggressive malignancy with poor chances of patient survival.
Lae Hyung Kang   +5 more
doaj   +1 more source

Diagnostic Challenges in Choroid Plexus Tumours

open access: yesNeuropathology and Applied Neurobiology, Volume 52, Issue 4, August 2026.
In this review, we summarise the diagnostic spectrum of choroid plexus tumours, highlight key age‐dependent differential diagnoses across infants, children/adolescents and adults, and outline how histopathology, immunohistochemistry and molecular profiling support accurate tumour classification.
Christian Thomas, Martin Hasselblatt
wiley   +1 more source

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