histiocytic


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histiocytic

pertaining to histiocytes.

histiocytic leukemia
see malignant histiocytosis.
histiocytic lymphocyte
prolymphocyte.
histiocytic lymphoma
is not a tumor of the macrophage system but has large lymphoid cells with cytoplasmic vacuoles and does resemble a macrophage tumor.
histiocytic ulcerative colitis
see histiocytic ulcerative colitis.
References in periodicals archive ?
Scattered lymphocytes and Touton-type giant cells accompany the histiocytic infiltrate in many cases.
Similar to the difficulties of diagnosing histiocytic disease and monitoring treatment, collecting a sufficient biopsy in patient with metastatic lung cancer can be challenging, if not impossible, in some cases.
Ten years later, Dr MaurzioArico and his colleagues at the Histiocytic Society supported results from the International HLH Registry, which showed that greater than 60% of the children with HLH who had a matched sibling transplant were alive after 5 years as compared to only 10% of children with HLH who had received chemotherapy alone (17).
RosaiDorfman disease (RDD) is rare and characterized by histiocytic proliferation and massive cervical lymphadenopathy.
The most helpful clues in the diagnosis of LCS are the expression of several histiocytic markers, such as CD68, and the weak expression of lysozyme.
Erdheim-Chester disease is a systemic histiocytic disorder diagnosed on the basis of a characteristic pattern of symmetric intramedullary sclerosis of long bones.
Initially, MFH was defined as a neoplasm showing both fibroblastic and histiocytic differentiation; but according to latest WHO nomenclature, in which significant changes in nomenclature of lipomatous and fibrous malignancies were made; there is no evidence of true histiocytic differentiation and this morphological pattern is shared by a variety of poorly differentiated malignant neoplasms .
Treatment of histiocytic necrotizing lymphadenitis (Kikuchi's disease) with prolonged fever by a single course of methylprednisolone pulse therapy without maintenance therapy: experience with 13 cases.
They include information on definitions, morphologic features, special stains, immunohistochemistry and flow cytometry techniques, differential diagnosis, diagnostic features, and special issues for normal findings; myeloproliferative neoplasms; neoplasms associated with eosinophilia and abnormalities of PDGFRA, PDGFRB, or FGFR1; myelodysplastic syndrome/myeloproliferative neoplasms; acute myeloid leukemia and related precursor neoplasms; precursor lymphoid neoplasms; mature B-cell neoplasms; mature T-cell and natural killer cell neoplasms; Hodgkin's lymphoma; histiocytic and dendritic cell neoplasms; and immunodeficiency-associated lymphoproliferative disorders.
3) Most ALCLs in the literature are of B-cell type, (3) although cases of T-cell origin (4,5) and one case with histiocytic features (6) have been described.
Commentary on the WHO 2008 classification of neoplasms arising from histiocytic and other accessory cells.
Evidence suggests that its origins may be fibroblastic, neuroectodermal, histiocytic, or a combination of the three due to mutations in multipotent cutaneous mesenchymal stem cells.