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http://dx.doi.org/10.1093/neuonc/nou338 | DOI Listing |
Tunis Med
October 2024
Washington DC VA Medical Center, Department of Pathology, 20422, Washington, DC, USA.
Introduction: Granular cell tumors (GCT) are predominantly benign neoplasms composed by cells with abundant eosinophilic granular cytoplasm. Although the majority of GCTs exhibit a benign clinical course, a minority display cytological atypia and may exhibit aggressive, cancer-like behavior. Definitive evidence of malignancy in GCTs is reliably established only through the presence of metastasis.
View Article and Find Full Text PDFActa Neuropathol
April 2024
Harvard Medical School, 25 Shattuck Street, Boston, MA, 02115, USA.
Neurofibromatosis type 1 (NF1) is a rare autosomal dominant disorder characterized by proliferation of cells from neural crest origin. The most common manifestations are cutaneous, neurologic, skeletal and ocular. The distinction of NF1 from other syndromes with multiple café-au-lait macules may be difficult in the pediatric age group, and ocular findings, especially Lisch nodules (i.
View Article and Find Full Text PDFOtol Neurotol
June 2024
Department of Neurosurgery, Martin Luther University Halle-Wittenberg, University Medicine Halle, Germany.
Objective: To describe the genetic characteristics and the management of two very rare cases of unilateral multifocal inner ear and internal auditory canal or cerebellopontine angle cochleovestibular schwannomas not being associated to full neurofibromatosis type 2-related schwannomatosis.
Patients: In a 29-year-old man and a 55-year-old woman with single-sided deafness multifocal unilateral cochleovestibular schwannomas were surgically resected, and hearing was rehabilitated with a cochlear implant (CI). Unaffected tissue was analyzed using next generation sequencing of the NF2 gene.
J Med Case Rep
December 2023
Department of Pathology, King Fahd Hospital of University, College of Medicine, Imam Abdulrahman Bin Faisal University, Khobar, Saudi Arabia.
Background: Gastrointestinal stromal tumor is considered the most common mesenchymal neoplasm of the gastrointestinal tract. The majority of gastrointestinal stromal tumor cases are located in the stomach and usually affects older adults. Most of gastrointestinal stromal tumor cases are sporadic; however, few have a syndromic association, including Carney triad, Carney-Stratakis syndrome, familial gastrointestinal stromal tumor syndrome, and neurofibromatosis type 1.
View Article and Find Full Text PDFHand Surg Rehabil
April 2024
Department of Plastic Surgery, Queen Victoria Hospital, East Grinstead, United Kingdom.
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