Results 191 to 200 of about 190,274 (201)
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Primary central nervous system histiocytic sarcoma with somatic NF2 mutation: Case report and review of literature.

Clinical Neuropathology, 2022
Primary histiocytic sarcoma of the central nervous system is a rare lymphohematopoietic tumor originating from histiocytes. Here we report such a case with somatic NF2 mutation. Based on imaging studies, a 24-year-old woman presented with a homogeneously
Wenbo Wang   +4 more
semanticscholar   +1 more source

Primary Histiocytic Sarcoma of Brain—Illustration of Two Cases with Varied Histomorphological Features

Neurology India, 2022
Histiocytic sarcoma (HS) is an aggressive hematolymphoid malignancy that arises from non Langerhans histiocytes and usually involves the skin, lymph nodes, and intestine.
M. Rajeshwari   +4 more
semanticscholar   +1 more source

Disseminated Histiocytic Sarcoma in Two Free-Living Florida Manatees (Trichechus manatus latirostris)

Journal of Wildlife Diseases, 2022
: During necropsy of two manatees, masses in multiple organs including liver and spleen were identified. They were composed of neoplastic round to spindle-shaped cells, positive for vimentin, Iba-1, lysozyme, and Mac387, consistent with histiocytic ...
D. Rotstein   +3 more
semanticscholar   +1 more source

Histiocytic Sarcoma With CCND1 Gene Rearrangement Clonally Related and Transdifferentiated From Mantle Cell Lymphoma.

American Journal of Clinical Pathology, 2022
OBJECTIVES Histiocytic neoplasms demonstrate shared gene translocations and clonal immunoglobulin gene rearrangements in cases of associated B-cell lymphomas. However, the evolution of these related disease processes remains largely uncertain, especially
Jyoti Kumar   +5 more
semanticscholar   +1 more source

FDG PET/CT Imaging of Liver and Spleen Histiocytic Sarcoma.

Clinical Nuclear Medicine
Histiocytic sarcoma is a tumor of the lymphohematopoietic system characterized by macrophage morphology and immunophenotype. Here, we report FDG PET/CT images of a 50-year-old man with coexisting histiocytic sarcoma of the liver and spleen. Images showed
Meifu Gan, Xiaoxiao He, Xiaohe Zheng
semanticscholar   +1 more source

Composite Histiocytic Sarcoma and Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma of the Ocular Adnexa.

Ophthalmic Plastic and Reconstructive Surgery
Histiocytic sarcoma (HS) is a rare and aggressive hematologic neoplasm characterized by the proliferation of malignant histiocytes. It infrequently presents with periorbital involvement.
Chenxu Shi   +4 more
semanticscholar   +1 more source

High-field MRI using standard pulse sequences has moderate to substantial interobserver agreement and good accuracy for differentiation between intracranial extra-axial histiocytic sarcoma and meningioma in dogs.

Veterinary Radiology & Ultrasound, 2021
Intracranial extra-axial histiocytic sarcoma shares common MRI features with meningioma. As histiocytic sarcoma carries a generally worse prognosis than meningioma, the ability to differentiate between these two neoplasms is of clinical value. The aim of
W. Mai   +9 more
semanticscholar   +1 more source

Primary histiocytic sarcoma of the clivus with focal extension into central nervous system and neurologic manifestations: First description at an unusual site with an overwhelming and rapid progression.

Clinical Neuropathology, 2021
Histiocytic sarcoma (HS) is a rare malignant neoplasm of macrophage-dendritic cell lineage that can occur at any site. Primary base of skull involvement is exceedingly rare.
I. Pérez   +4 more
semanticscholar   +1 more source

A rare case of primary central nervous system histiocytic sarcoma harboring a novel ARHGAP45::BRAF fusion: a case report and literature review

Brain Tumor Pathology, 2023
Luyi Zhang   +7 more
semanticscholar   +1 more source

Histiocytic sarcoma of the palate: a case report.

International Journal of Oral & Maxillofacial Surgery, 2023
T. Kurimoto   +3 more
semanticscholar   +1 more source

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