Results 61 to 70 of about 10,350 (179)

Primary dorsal spine primitive neuroectodermal tumor in an adult patient: Case report and literature review

Journal of Craniovertebral Junction and Spine, 2017
Primary spinal primitive neuroectodermal tumor (psPNET) is a rare entity with few cases reported in literature. We report a case of a 50-year-old female who presented to us with paraplegia and was diagnosed with extradural dorsal spine psPNET.
Satyashiva Munjal, Amit Srivastava, Shivya Tucker, Neha Bakshi, Sunita Bhalla, V S Mehta   +5 more
doaj   +1 more source

Comparison of Auto‐Contouring Tools for Delineation of Normal Organs at Risk in Paediatric Patients Undergoing Radiotherapy

Journal of Medical Radiation Sciences, Volume 73, Issue S2, Page S62-S72, April 2026.
Contouring organs at risk (OARs) manually in paediatric patients undergoing cranial‐spinal radiation therapy (CSI) is a time‐consuming, labour‐intensive task. This study aims to assess the accuracy and clinical acceptability of auto‐contours produced by the Siemens DirectORGANS auto‐contouring software on paediatric patients receiving CSI treatment ...
Isabel Cant, Jonathan Sykes, Yolanda Surjan, Rachael Beldham‐Collins, Laura Murphy, John Fernandez, Alison Salkeld   +6 more
wiley   +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

Primitive neuroectodermal tumor transformation of testicular teratoma

Urology Annals, 2018
Malignant transformation of teratoma develops in a small subset of testis cancer patients. Primitive neuroectodermal tumor represents a highly malignant component of testicular germ cell tumors.
Anastasios Karatzas, Vasileios Papadopoulos, Vagianna Katsiouli, Louis Pisters, Christos Papandreou, Vassilios Tzortzis   +5 more
doaj   +1 more source

Peripheral primitive neuroendocrine tumor of the chest wall—A case report with pathological correlation

Radiology Case Reports, 2018
Primitive neuroectodermal tumor is a high-grade malignant tumor originating from the neural crest and neuroectoderm, which can be subdivided into central and peripheral categories.
Jidi Gao, MD, Erika Chow, BA, Aishatu Aloma, MD, Payal Gupta, MD   +3 more
doaj   +1 more source

An unusual natural history of a rare bladder tumor: Primitive neuroectodermal tumor

Urology Research and Practice, 2019
A primary primitive neuroectodermal tumor (PNET) of the urinary bladder is a very rare bladder tumor. There are few described cases in the literature to date. We presented a 70-year-old man with primary nonmetastatic bladder PNET.
Mehdi Kardoust Parizi, Arman Mousavi, Niloofar Sadeghyar   +2 more
doaj   +1 more source

Extraskeletal Ewing’s sarcoma/peripheral primitive neuroectodermal tumor of the small bowel presenting with gastrointestinal perforation

Clinical and Experimental Gastroenterology, 2019
Vipul D Yagnik,1 Sushil Dawka21Department of Surgical Gastroenterology, Nishtha surgical hospital and research center, Patan, Gujarat, India; 2Department of surgery, SSR Medical College, Belle Rive, MauritiusAbstract: Extraskeletal Ewing’s sarcoma (
Yagnik VD, Dawka S
doaj  

Multimodality treatment approach in management of primary peripheral primitive neuroectodermal tumor of the orbit

Indian Journal of Ophthalmology, 2009
Primitive neuroectodermal tumor is a small round cell malignancy which rarely involves the orbit. We report a case of a two-year old male child presenting as unilateral eccentric proptosis with extraconal and intraconal mass, diagnosed as primary ...
Kim Usha, Arora Vipul, Devanand J, Khazei Hadi   +3 more
doaj  

Primitive Neuroectodermal Tumor Presenting with Elevating Carcinoembryonic Antigen

Journal of Cancer Research and Practice, 2014
Primitive neuroectodermal tumor (PNET) is a rare disease and mostly diagnosed in children and young adults. This tumor is presumed to be of neuroectodermal origin, probably developing from migrating embryonic cells of the neural crest.
Hsiao-Hsiang Cheng, Chuang-Chi Liaw
doaj   +1 more source