Results 41 to 50 of about 25,566 (223)

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

Indian 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, Mithilesh Narayan Mishra, Vidyadevi Chandavarkar, Seema Pavan Patil   +3 more
doaj   +1 more source

Ovarian primary primitive neuroectodermal tumor: a review of cases at PUMCH and in the published literature

Orphanet Journal of Rare Diseases, 2019
BackgroundThe pathological characteristics, treatment strategies and prognosis of ovarian primary primitive neuroectodermal tumor (PNET) were unclear due to the rarity of PNET.
X. Chao, Y. Bi, Lei Li
semanticscholar   +1 more source

Persistent Erythrocytosis in a Dog With a Spinal Sclerosing Paraganglioma

Veterinary 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, Samantha L. Sommer, Sarah Golconda, Eric T. Hostnik, Russell Sakacs, Janice Park, Ashley Potts, Ronaldo C. da Costa, Christopher Premanandan, Kara Corps, Sanggu Kim, Maxey L. Wellman   +11 more
wiley   +1 more source

Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor and Related Tumors

Pediatric and Developmental Pathology, 2012
Ewing sarcoma/peripheral primitive neuroectodermal tumor (EWS/pPNET) and other tumors with EWS gene rearrangements encompass a malignant and intermediate neoplasm with a broad anatomic distribution and a wide age range but a predilection for soft tissue ...
M. Tsokos, R. Alaggio, L. Dehner, P. Dickman   +3 more
semanticscholar   +1 more source

Reassessing Bone Marrow Aspirate and Trephine Biopsies in Staging for Paediatric and Young Adult Patients With Ewing Sarcoma and Rhabdomyosarcoma

Pediatric Blood &Cancer, Volume 73, Issue 10, October 2026.
ABSTRACT Ewing sarcoma (ES) and rhabdomyosarcoma (RMS) are aggressive malignancies in children and adolescents where metastases impact prognosis. 18F‐fluoro‐2‐deoxy‐d‐glucose positron emission tomography/computed tomography (FDG‐PET/CT) and bone marrow aspirate and trephine biopsies (BMAT) are used to identify disease involvement.
Imogen Andrews, Bruce Goodwin, Lauren Buckley, Rick Walker   +3 more
wiley   +1 more source

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

International 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, Alyssa R. Russum, Matthew R. Sandbulte, Eleanor G. Rogan, Martha G. Rhoades   +4 more
wiley   +1 more source

Primitive neuroectodermal tumor of the uterus

Gynecologic 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., Yagüe, A., Fernandez, J., Dieste, P., Puente, M.J., Hernandez, J.   +5 more
openaire   +3 more sources

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

Middle 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 , Rajeev Sen , Ashima Batra , Promil Jain   +3 more
doaj  

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

Kosin 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, Hyeong Jin Kim, Jin Ho Jang, Jun Hyun Kim, Kyoung Un Choi, Doosoo Jeon   +5 more
doaj   +1 more source

Diagnostic Challenges in Choroid Plexus Tumours

Neuropathology 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