Results 51 to 60 of about 2,100 (157)

Teleangiectatic Osteosarcoma Treated by Surgery and Chemotherapy: A Report of 223 Affected Patients From the Cooperative Osteosarcoma Study Group (COSS)

Cancer Medicine, Volume 14, Issue 17, September 2025.
ABSTRACT Purpose Teleangiectatic osteosarcoma is a histologic subtype of osteosarcoma that can mimic aneurysmal bone cysts and has so far been incompletely characterized. Patients and Methods We used the database of the Cooperative Osteosarcoma Study Group COSS (patient‐registration 1980–2019) to better understand this rare histologic variant.
Stefan S. Bielack, Vanessa Mettmann, Daniel Baumhoer, Andreas Beilken, Claudia Blattmann, Godehard Friedel, Jendrik Hardes, Wolf Hassenpflug, Leo Kager, Matthias Kevric, Thekla von Kalle, Andreas Kulozik, Markus Metzler, Michaela Nathrath, Claudia Rossig, Benjamin Sorg, Mathias Werner, Stefanie Hecker‐Nolting   +17 more
wiley   +1 more source

Regression of a solitary osteochondroma of the distal humerus in a toddler following trauma

Radiology Case Reports, 2019
Osteochondromas are bone exostoses, with the vast majority extending from the metaphyseal region of long bones and are capped by cartilage. A review of the current literature reveals spontaneous regression of osteochondromas is a rarely documented event,
Paul B. Heyworth, MBBS, Muddassir Rashid, MBBS, FRANZCR   +1 more
doaj   +1 more source

Multiple exostoses and an osteochondroma in a Pliocene canid from Langebaanweg ‘E’ Quarry (South Africa)

Journal of Anatomy, Volume 247, Issue 3-4, Page 856-868, September/October 2025.
Overview of XS of pathological radius. Using anatomical descriptions, CT scanning and bone histology, we investigate several skeletal overgrowths of bone (exostoses) in the skeleton of a jackal‐like canid from the world famous Langebaanweg, a Mio‐Pliocene locality in South Africa.
Anusuya Chinsamy, Alberto Valenciano
wiley   +1 more source

Novel report of an osteogenic tumor in a late Jurassic Mamenchisaurid from Thailand

Journal of Anatomy, Volume 247, Issue 3-4, Page 699-711, September/October 2025.
Here we describe a pathology in an ulna of a Late Jurassic mamenchisaurid from Thailand. We use anatomical descriptions, CT scanning, and bone histology to identify the pathology as an osteogenic tumor. Abstract Here we report on an osseous abnormality and multiple fractures in an ulna of a subadult basal Eusauropod (Mamenchisauridae) from the Late ...
Siripat Kaikaew, Suravech Suteethorn, Anusuya Chinsamy   +2 more
wiley   +1 more source

A Case of Trichorhinophalangeal Syndrome Caused by a Novel Heterozygous Nonsense Mutation in the TRPS1 Gene

Clinical Case Reports, Volume 13, Issue 8, August 2025.
ABSTRACT A 17‐year‐old male patient with a c.2065C>T heterozygous nonsense mutation in the TRPS1 gene has sparse, soft hair; short thumbs and toes; misaligned teeth; and X‐ray findings of short distal thumb phalanges, depressed middle finger phalanges bases, and short toe proximal phalanges.
Cailing E., Maaz Ahmed, Yu Wang, Jing Wang, Shixing Wu, Zudong Meng   +5 more
wiley   +1 more source

[Osteochondromas: introducing the subungual osteochondroma].

Acta ortopedica mexicana, 2019
Subungual osteochondromas are benign tumors of the sub- or periungual region, causing lifting, ulceration and deformity at that level.To research the incidence of subungual osteochondromas in a specific pediatric population.Retrospective, transversal, descriptive and observational study based on the review of records with a histopathological result of ...
F, Tamayo-Pacho, F G, Mora-Ríos, L C, Mejía-Rohenes, M G, Montero-Quijano, A, López-Marmolejo   +4 more
openaire   +1 more source

Hereditary Multiple Osteochondromas and Acute Lymphoblastic Leukemia: A Possible Role for EXT1 and EXT2 in Hematopoietic Malignancies

American Journal of Medical Genetics Part A, Volume 197, Issue 7, July 2025.
ABSTRACT Hereditary multiple osteochondromas (HMO) is an autosomal dominant disorder caused by heterozygous deleterious variants in the EXT1 or EXT2 genes. While the clinical core phenotype is well established and mainly consists of bone deformities, limb length discrepancies, multiple benign bone neoplasms, and increased risk of chondrosarcoma, the ...
Francesco Comisi, Carmela Fusco, Rosamaria Mura, Carla Cerruto, Leonardo D'Agruma, Salvatore Carnazzo, Marco Castori, Salvatore Savasta   +7 more
wiley   +1 more source

Solitary Osteochondroma of the Skull Base: A Case Report and Literature Review

Journal of Neurological Surgery Reports, 2015
We report a case of an osteochondroma in the posterior clinoid process that occurred in a 43-year-old man with trochlear nerve palsy. Although the potential preoperative diagnoses based on computed tomography and magnetic resonance imaging included other
Hiroki Hongo, Soichi Oya, Atsushi Abe, Toru Matsui   +3 more
doaj   +1 more source

Endoscopic Resection of Exostosis of the Medial Femoral Condyle

Arthroscopy Techniques, Volume 14, Issue 6, June 2025.
Abstract Exostosis can cause pain when it impinges on nearby nerves or rubs against other bones or overlying skin. Open surgical excision is the treatment of choice but has complication rates as high as 13%. Endoscopic resection of exostosis has the advantage of less postoperative pain, better cosmetic result, and faster recovery compared with ...
Kelvin Chin Hei Lo, Ka Kin Cheung, Tun Hing Lui   +2 more
wiley   +1 more source

Hereditary multiple osteochondromas

Portuguese Journal of Pediatrics
A three-year-old boy’s mother reports the appearance of painless swelling at the right tibia’s proximal end, with one year of evolution, without previous trauma or local/systemic inflammatory signs, namely fever or lymphadenopathy.
João R. Nunes-Pires, Violeta Florova, Teresa Alves-da Silva   +2 more
doaj   +1 more source