Results 21 to 30 of about 5,434 (165)

Lymph node recurrence and re-excision after primary tumor resection of a histiocytic sarcoma of duodenal origin: a case report

open access: yesSurgical Case Reports, 2022
Background Histiocytic sarcoma is a rare malignant tumor that is similar in characteristics to a mature histiocyte/macrophage and is a relatively new disease entity.
Kohei Segami   +8 more
doaj   +1 more source

Histiocytic sarcoma: An encounter with a rarity

open access: yesIndian Journal of Dermatopathology and Diagnostic Dermatology, 2020
Histiocytic sarcoma is a rare hematolymphoid neoplasm originating from histiocytic cell clones. The lesions can occur in nodal or extranodal sites. A minority of cases present as unique cutaneous lesions.
Neeraja S Kartha   +2 more
doaj   +1 more source

Enhanced Computed Tomography and 18F-fluorodeoxyglucose Positron Emission Tomography/Computed Tomography in the Uncommon Histiocytic Sarcoma of Small Intestine Arising after Gastric Large B-Cell Lymphoma

open access: yesDiagnostics, 2023
Histiocytic sarcoma (HS) is an extremely rare and aggressive malignant neoplasm of hematopoietic origin that shows morphologic and immunophenotypic evidence of histiocytic differentiation.
Miju Cheon   +3 more
doaj   +1 more source

BRAF V600E expression in histiocytic sarcoma associated with splenic marginal zone lymphoma: a case report

open access: yesJournal of Medical Case Reports, 2017
Background Histiocytic sarcoma is a rare histiocytic neoplasm of unknown etiology that constitutes less than 1% of hematologic malignancies. A few cases of histiocytic sarcoma harboring the BRAF V600E mutation have been reported, but this finding has not
John L. Vaughn   +3 more
doaj   +1 more source

A Case Report of Disseminated Canine Histiocytic Sarcoma in Trinidad and Tobago

open access: yesVeterinary Sciences, 2018
Ocular histiocytic sarcomas (as a presenting part of disseminated histiocytic sarcoma) are not commonly diagnosed. A 10-year-old female intact Rottweiler presented to the School of Veterinary Medicine, Trinidad with buphthalmia and pain in the left eye ...
Stacy Rajh   +5 more
doaj   +1 more source

A Rare Case of Primary Histiocytic Sarcoma of the Stomach

open access: yesFolia Medica, 2018
Histiocytic sarcoma is a rare lymphohematopoietic malignancy with aggressive clinical course and poor therapy response. The diagnosis relies on the confirmation of its histiocytic lineage and exclusion of other poorly differentiated tumors.
Petkova Nina Y.   +3 more
doaj   +1 more source

Histiocytic sarcoma of the eyelid

open access: yesSaudi Journal of Ophthalmology, 2019
Histiocytic Sarcoma is a rare malignant hematopoietic neoplasm that can present in extranodal sites including lymph nodes, skin, gastrointestinal tract, and the central nervous system. Only 10% of cases manifest as skin lesions and very few are reported in the head and neck.
Liu, Daisy Jiayi   +3 more
openaire   +2 more sources

An Interesting Case of Lineage Switch to Histiocytic Sarcoma in a Case of Diffuse Large B Cell Lymphoma

open access: yesAsian Journal of Oncology, 2019
Lineage switch involves change in the phenotypic characteristics from one type to another. It is a rare phenomenon described in mature lymphoid neoplasms which transform to histiocytic/dendritic cell tumor, more commonly described in low-grade lymphoma ...
Manasi C. Mundada   +3 more
doaj   +1 more source

Primary histiocytic sarcoma in the brain with renal metastasis causing internal ophthalmoparesis and external ophthalmoplegia in a Maine Coon cat

open access: yesJournal of Feline Medicine and Surgery Open Reports, 2021
Case summary An 11-year-old neutered male Maine Coon cat was presented for investigation of anisocoria and depression. Neurological examination was consistent with a lesion at the level of the middle cranial fossa, and biochemistry was indicative of ...
Susana Monteiro   +3 more
doaj   +1 more source

New onset headache caused by histiocytic sarcoma of the spinal cord and leptomeninges: a case report

open access: yesBMJ Neurology Open, 2021
Background Headache due to raised intracranial pressure is rarely caused by spinal lesions. We describe a patient with primary histiocytic sarcoma who presented with a new onset headache with features of raised intracranial pressure and subtle signs of ...
Steve Vucic   +3 more
doaj   +1 more source

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