Results 111 to 120 of about 59,579 (286)

Pleural Metastasis of Merkel Cell Carcinoma

open access: yesDiagnostic Cytopathology, Volume 53, Issue 6, Page 308-311, June 2025.
ABSTRACT Merkel cell carcinoma (MCC) is a rare and aggressive neuroendocrine skin cancer, often challenging to diagnose due to its morphological resemblance to other malignancies. Diagnosis is typically confirmed by immunohistochemistry (IHC), with most cases being positive for both neuroendocrine and epithelial markers, particularly the characteristic
Sina Maghsoudlou   +2 more
wiley   +1 more source

The role of insulin-like growth factors signaling in merlin-deficient human schwannomas. [PDF]

open access: yes, 2012
Loss of the tumor suppressor merlin causes development of the tumors of the nervous system, such as schwannomas, meningiomas, and ependymomas occurring spontaneously or as part of a hereditary disease Neurofibromatosis Type 2 (NF2).
Ammoun, S   +7 more
core   +2 more sources

Schwannoma—A Rare Subepithelial Lesion of the Colon

open access: yesGE: Portuguese Journal of Gastroenterology, 2015
Schwannoma is a benign tumor arising from Schwann cells that form the neural sheath. Primary schwannoma of the colon is rare and a few cases have been reported.
Sandra Barbeiro   +9 more
doaj   +1 more source

Imaging diagnosis: magnetic resonance imaging of diffuse leptomeningeal oligodendrogliomatosis in a dog with "dural tail sign" [PDF]

open access: yes, 2018
A case of diffuse leptomeningeal oligodendrogliomatosis affecting the brain and spinal cord of a dog is presented. A 7.5-year old, male neutered Staffordshire bull terrier presented for evaluation of a chronic history of tetraparesis and seizures, with a
Anwer   +31 more
core   +1 more source

cIMPACT‐NOW update 10: Recommendations for defining new types for central nervous system tumor classification

open access: yes
Brain Pathology, EarlyView.
Cynthia Hawkins   +21 more
wiley   +1 more source

Long‐Term Hearing Outcomes Following Cochlear Implantation in Far Advanced Otosclerosis

open access: yesOtolaryngology–Head and Neck Surgery, Volume 172, Issue 6, Page 2065-2071, June 2025.
Abstract Objective This study aims to evaluate the long‐term auditory performance at 5 years in patients with far advanced otosclerosis (FAO) after cochlear implantation compared to controls. Study Design A retrospective cohort study. Setting This study was conducted at a single tertiary medical center.
Raphaële Quatre   +3 more
wiley   +1 more source

Loss of SOX10 function contributes to the phenotype of human Merlin-null schwannoma cells. [PDF]

open access: yes, 2013
Loss of the Merlin tumour suppressor causes abnormal de-differentiation and proliferation of Schwann cells and formation of schwannoma tumours in patients with neurofibromatosis type 2.
Doddrell, RDS   +8 more
core   +2 more sources

Schwannoma benigno do nervo intercostal simulando neoplastia de pulmão: relato de caso Benign intercostal nerve schwannoma simulating pulmonary neoplasm: case report

open access: yesArquivos de Neuro-Psiquiatria, 2004
Homem de 37 anos, branco, tabagista, foi internado com tosse seca e dor no hemitórax esquerdo (HE). Ao exame, macicez e murmúrio vesicular diminuído no terço médio do HE.
Carlos Arteaga Rodríguez   +4 more
doaj   +1 more source

Incidental Brain Metastases From Prostate Cancer Diagnosed With PSMA PET/CT and MRI: A Case Series and Literature Review

open access: yesThe Prostate, Volume 85, Issue 9, Page 841-849, June 15, 2025.
ABSTRACT Background Brain metastases (BMETS) from prostate cancer are rare. Hence, brain imaging in neurologically asymptomatic patients with advanced prostate cancer (aPC) is not routinely performed. Prostate‐specific membrane antigen (PSMA) PET/CT uses a radiotracer that binds to prostate cancer epithelial cells and is FDA‐approved for initial ...
Mark Willy L. Mondia   +8 more
wiley   +1 more source

Cervico-mediastinal schwannoma of the vagus nerve: resection with intraoperative nerve monitoring. [PDF]

open access: yes, 2011
Schwannomas are usually benign, single, encapsulated, slow-growing tumours originating from cranial or spinal nerve sheaths. The vagus nerve involvement at the mediastinal inlet is very uncommon.
Conti V   +4 more
core   +1 more source

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