Results 81 to 90 of about 19,276 (249)

A Comparative Ultrastructural Study of Chondrosarcoma, Chordoid Sarcoma, and Chordoma [PDF]

open access: yes, 1981
A morphologic and electron microscopic study was made of two chordoid sarcomas. These lesions were compared with two classical chondrosarcomas and two chordomas.
Guillen, F.J. (F. J.)   +3 more
core   +1 more source

A 13-year patient journey of infant giant clival chordoma: case report and literature review [PDF]

open access: hybrid, 2022
John Apps   +4 more
openalex   +1 more source

Hemangioblastoma of the Kidney—A Comprehensive Clinical, Pathological, and Genetic Analysis of Four Cases

open access: yesAPMIS, Volume 134, Issue 1, January 2026.
ABSTRACT Hemangioblastoma (HB) is a benign central nervous system (CNS) tumor associated with mutations in the von Hippel–Lindau (VHL) gene. Although rare outside the CNS, the pathological and genetic features remain poorly understood. We analyzed four renal hemangioblastomas (RHB). Demographics, clinical presentation, and follow‐up data were collected.
Boglárka Pósfai   +17 more
wiley   +1 more source

Clinicopathological significance of p16, cyclin D1, Rb and MIB-1 levels in skull base chordoma and chondrosarcoma

open access: yesWorld Journal of Otorhinolaryngology-Head and Neck Surgery, 2015
Objective: To investigate the expression of p16, cyclin D1, retinoblastoma tumor suppressor protein (Rb) and MIB-1 in skull base chordoma and chondrosarcoma tissues, and to determine the clinicopathological significance of the above indexes in these ...
Jun-qi Liu   +2 more
doaj   +1 more source

Coupling of small leucine-rich proteoglycans to hypoxic survival of a progenitor cell-like subpopulation in Rhesus Macaque intervertebral disc [PDF]

open access: yes, 2013
Degeneration of the intervertebral disc (IVD) is a major spinal disorder that associates with neck and back pain. Recent studies of clinical samples and animal models for IVD degeneration have identified cells with multi-potency in the IVD.
Chan, D   +6 more
core   +1 more source

Chordoma.

open access: yesSouth African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde, 1974
The history, origin, pathology, diagnosis, treatment and prognosis of chordoma involving the axial skeleton are reviewed, and the clinical histories of 3 cases of chordoma are given, noting some remarkable features, along with one case misdiagnosed as chordoma on the radiological appearance of the sacrum and treated as such, which later proved to be a ...
Fichardt, T., de Villiers, P.C.
openaire   +3 more sources

The LGALS9/miR‐491‐5p Axis Regulates CD8+ T Cell Function and Inhibits the Progression of Gastric Cancer

open access: yesCancer Science, Volume 117, Issue 1, Page 50-62, January 2026.
In this study, we found that LGALS9 is highly expressed in gastric cancer and may affect the development of gastric cancer by participating in the infiltration of CD8+ T cells. Knockout of LGALS9 can reverse T cell function and relieve immunosuppression, and enhance the killing effect of T cells on gastric cancer cells.
Wanzhong Huang   +11 more
wiley   +1 more source

Higher cMET dependence of sacral compared to clival chordoma cells: contributing to a better understanding of cMET in chordoma

open access: yesScientific Reports, 2021
Chordomas are rare slow growing, malignant bone tumors of the axial skeleton with no approved medical treatment. As the majority of chordomas express cMET and its ligand, HGF, and crosstalks between EGFR and MET-signaling exist, we aimed to explore cMET ...
Birgit Lohberger   +7 more
doaj   +1 more source

Surgical treatment of primary malignant tumors of the sacrum [PDF]

open access: yes, 2014
Objectives The objective of the authors was to provide an up-to-date review about the epidemiology, diagnosis and surgical management of the malignant primary sacral tumors.
Lazáry, Áron   +2 more
core   +1 more source

The Application of Orthopedic Surgical Robot‐Assisted Technology in Various Clinical Scenarios Involving Bone Tumors

open access: yesOrthopaedic Surgery, Volume 18, Issue 1, Page 53-65, January 2026.
Robot‐assisted surgery facilitates precise path planning and osteotomy plane identification. With the combination of an orthopedic robot and intraoperative ultrasound or the da Vinci robot, it can enhance the precision and safety of bone tumor surgery. Furthermore, it can be integrated with patient‐specific cutting guides to minimize surgical duration.
Hanxiao Yin   +9 more
wiley   +1 more source

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