Results 41 to 50 of about 5,409 (178)

Peripheral Primitive Neuroectodermal Tumor: A Rare Case in Pediatrics

Cureus, 2023
Primitive neuroectodermal tumors (PNETs) are a type of malignant tumors made up of small neuroectodermal-derived round cells that affect soft tissue and bone, with a wide range of clinical symptoms and histological commonalities depending on the site of the tumor. PNETs account for 4% of all pediatric and adolescent cancers.
Rashed, Atef A, Alharthi, Reem, Aljabri, Shuaa, Alsubhi, Raghad, Bukhari, Deemah H   +4 more
openaire   +2 more sources

A Systematic Review on the Role of Postoperative Radiotherapy in Pelvic Ewing Sarcoma

Cancer Medicine, Volume 15, Issue 5, May 2026.
ABSTRACT Ewing Sarcoma of the pelvis has poorer outcomes than other anatomical sites, with complex anatomy often precluding resection with wide margins. The role of postoperative radiotherapy (RT) in improving outcomes remains undefined. A systematic review using Medline, Embase and Cochrane databases (1972–April 2024) evaluated postoperative RT's ...
Angela Hong, Tracy Lim, Helen Lo, Vivek A. Bhadri, Joanna Connor, Peter Grimison, Smaro Lazarakis, Jeremy Lewin, Jasmine Mar, Wayne Nicholls, Lisa Orme, Marianne B. Phillips, Stephen R. Thompson, Iain Ward, Mark Winstanley, Julie Cayrol, Natacha Omer   +16 more
wiley   +1 more source

Primitive neuroectodermal tumor presenting with superior vena cava syndrome

The Journal of Association of Chest Physicians, 2014
Peripheral primitive neuroectodermal tumor (PNET) of the chest wall is considered akin to Ewing′s sarcoma in terms of histology, immunohistology and cytogenetics. These tumors usually occur in children and young adults.
Vimal Kumar Nag, Devki Nandan, Abhishek Chatterjee, Minakshi Bhardwaj   +3 more
doaj   +1 more source

The Homeobox Genes: Classification, Regulation, Biological Functions, and Diseases

MedComm, Volume 7, Issue 4, April 2026.
Overview of the homeobox gene superfamily and its pathophysiological roles. The homeobox superfamily comprises several major classes, including ANTP, PRD, TALE, LIM, POU, and others. Among these, the HOX clusters (A–D) play critical roles in embryonic development specifically in conferring cellular identity, regulating morphogenesis, and guiding axial ...
Maedeh Dadzadi, Shahin Ramazi, Mona Darvazi, Sepideh Yoosefi, Melika Abbasi, Shirin Farsad   +5 more
wiley   +1 more source

Therapeutic approach of a pancreatic Ewing Sarcoma/PNET: case report and literature review

Brazilian Journal of Oncology, 2020
Peripheral primitive neuroectodermal tumors (pPNETs) are part of the Ewing sarcoma family. A few more than 30 cases of pPNETs originating on the pancreas have been reported in the consulted literature.
Rodrigo Nascimento Pinheiro, Fabiane Kellem Oliveira dos Santos Cesário, José Pablo Mata Mondragon, Fábio Daniel Barbosa da Silva, Renata Pereira Fontoura, José Donato de Sousa, Carlos Henrique de Aguiar Botelho   +6 more
doaj   +1 more source

Induction of Brain Tumors by the Archetype Strain of Human Neurotropic JCPyV in a Transgenic Mouse Model

Viruses, 2021
JC Virus (JCPyV), a member of the Polyomaviridiæ family, is a human neurotropic virus with world-wide distribution. JCPyV is the established opportunistic infectious agent of progressive multifocal leukoencephalopathy, a fatal demyelinating disease ...
Luis Del Valle, Kamel Khalili
doaj   +1 more source

Peripheral primitive neuroectodermal tumor of the pelvis.

Iranian journal of medical sciences, 2014
The primitive neuroectodermal tumor (PNET) belongs to a group of highly malignant tumors and is composed of small round cells of a neuroectodermal origin. Categorized in the same tumor family as Ewing sarcoma, the PNET is most likely to occur in bones and soft tissues.
Zohreh Yousefi, Nourieh Sharifhi, Malihe Hasanzadeh, Mansoureh Mottaghi, Somayeh Bolandy   +4 more
openaire   +2 more sources

Paravaginal peripheral primitive neuroectodermal tumor: A rare tumor

Indian Journal of Medical and Paediatric Oncology, 2011
AbstractPeripheral primitive neuroectodermal tumor (PNET) of the female genital tract, particularly those in the vaginal and paravaginal region, are extremely rare. A 36-year-old woman presented with clinical features similar to that of a case of cervical fibroid.
Samrat Dutta, Chandan Dasgupta, Kakoli Choudhury   +2 more
openaire   +3 more sources

Oncolytic Therapy: Delivery System and New Therapeutic Strategies for Cancer

MedComm, Volume 7, Issue 4, April 2026.
This review summarizes recent advances in nanoparticle‐ and cell‐mediated OVs delivery strategies that improve biodistribution and tumor targeting while limiting immune clearance. It also examines combination approaches that enhance therapeutic efficacy through tumor microenvironment modulation or immune activation, thereby overcoming immunosuppression
Sikan Jin, Yi Zhang, Ziling Zhou, Yaqi Zhang, Ting Yu, Rui Xu, Lin Xu, Jidong Zhang, Longze Zhang, Shan Yang, Xianyao Wang   +10 more
wiley   +1 more source

A Peripheral Primitive Neuro-ectodermal Tumor (pPNET) of Larynx

Bengal Journal of Otolaryngology and Head Neck Surgery, 2018
Introduction Primitive neuroectodermal tumors (PNETs) are malignant tumors comprised of small round cells of neuro-ectodermal origin that affect soft tissue and bone.
Raman Wadhera, Usha Sehrawat, Sharad Hernot, Pawan Kumar Gahlawat, Aman Jakhar   +4 more
doaj