Results 91 to 100 of about 9,024 (264)

Pulmonary histiocytic sarcoma in an Indian crested porcupine (Hystrix indica) with suspected dissemination

open access: yesVeterinary Record Case Reports, Volume 13, Issue 2, June 2025.
Abstract An 11‐year‐old female Indian crested porcupine (Hystrix indica) presented with cough in December 2022. Initial diagnostic testing revealed neutrophilia, and radiographs revealed a bronchial pattern as well as significant enlargement of the left main bronchus.
Emily Cehrs
wiley   +1 more source

Histiocytic Sarcoma: Challenging Course, Dismal Outcome

open access: yesDiagnostics, 2021
Histiocytic sarcoma (HS) is a rare hematopoietic neoplasm derived from non-Langerhans histiocytic cells of the monocyte/macrophage system. With an incidence of 0.17/million individuals and a slight male preference, HS presents with a wide age ...
Kim Francis Andersen   +3 more
doaj   +1 more source

Disseminated Transmissible Venereal Tumour in the Mammary Glands of a Dog: A Histopathological and Immunohistochemical Case Report

open access: yesVeterinary Medicine and Science, Volume 11, Issue 3, May 2025.
An intact 5‐year‐old female dog was presented with multiple masses in the mammary glands. Histological examination of the masses showed round to ovoid neoplastic cells with large round to polyhedral nuclei and three to five mitotic figures (arrows).
Soodeh Alidadi
wiley   +1 more source

Primary Lymphohistiocytic Variant of Anaplastic Large Cell Lymphoma of the Stomach [PDF]

open access: yes, 2007
Here, we report an unusual case of gastric anaplastic large cell lymphoma (ALCL), lymphohistiocytic variant, in a 70-year-old female patient who presented with epigastric pain, tarry stool and body weight loss.
Chou, Guan   +5 more
core   +2 more sources

Primary Splenic Leiomyosarcoma With Metastasis in a Rhesus Monkey (Macaca mulatta)

open access: yesVeterinary Medicine and Science, Volume 11, Issue 3, May 2025.
Primary mesenchymal tumours of the spleen in non‐human primates are exceedingly rare. We report on a 13‐year‐old female rhesus monkey who had an enlarged liver, spleen and multiple lung masses. Macroscopic, microscopic and immunohistochemical examinations revealed a splenic leiomyosarcoma with widespread metastasis.
Matthew F. Starost
wiley   +1 more source

Indeterminate Cell Histiocytosis: A Case Report [PDF]

open access: yes, 2004
Indeterminate cell histiocytosis is a rare neoplasm composed of cells with mixed characteristics of Langerhans cells and non-Langerhans cells. An otherwise healthy, 36-year-old woman presented with asymptomatic generalized papules and nodules that had ...
Chen, Gwo-Shing, Wang, Chun-Hua
core   +2 more sources

Multi-omics approach identifies germline regulatory variants associated with hematopoietic malignancies in retriever dog breeds.

open access: yesPLoS Genetics, 2021
Histiocytic sarcoma is an aggressive hematopoietic malignancy of mature tissue histiocytes with a poorly understood etiology in humans. A histologically and clinically similar counterpart affects flat-coated retrievers (FCRs) at unusually high frequency,
Jacquelyn M Evans   +7 more
doaj   +1 more source

Immunoglobulin G4–Related Disease of the Sternoclavicular Joint: A Case Report

open access: yesClinical Case Reports, Volume 13, Issue 4, April 2025.
ABSTRACT This case highlights the possibility that Immunoglobulin G4‐related disease (IgG4‐RD) lesions can also occur in the sternoclavicular joint. If a neoplastic lesion is found in the sternoclavicular joint, a biopsy should be attempted to diagnose IgG4‐RD as a differential.
Remi Mizuta   +18 more
wiley   +1 more source

Malignização primária no tumor de células gigantes: um estudo de caso [PDF]

open access: yes, 2009
CONTEXT: Primary malignancy in giant cell tumor (PMGCT) is rare. It is defined as a high-grade sarcoma originating in a giant cell tumor (GCT) and seems to behave less aggressively than its secondary counterpart does.
BAPTISTA, André Mathias   +6 more
core   +1 more source

Genomic profiling of primary histiocytic sarcoma reveals two molecular subgroups

open access: yesHaematologica, 2020
Histiocytic sarcoma is a rare malignant neoplasm that may occur de novo or in the context of a previous hematologic malignancy or mediastinal germ cell tumor.
Caoimhe Egan   +13 more
doaj   +1 more source

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