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Updated: Aug 11, 2026
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Culture of Macrophage Colony-stimulating Factor Differentiated Human Monocyte-derived Macrophages
Published on: June 30, 2016
Macrophage colony-stimulating factor-producing malignant histiocytosis
1First Department of Internal Medicine, School of Medicine, University of Tokushima, Japan.
British Journal of Haematology
|June 1, 1995
Summary
Malignant histiocytosis typically doesn't cause high neutrophil counts. In this case, elevated macrophage colony-stimulating factor (M-CSF) from malignant cells caused significant neutrophilia, linking M-CSF to the disease's presentation.
Area of Science:
- Hematology
- Oncology
- Immunology
Background:
- Malignant histiocytosis is a rare neoplastic proliferation of histiocytes.
- Neutrophilia is an uncommon clinical feature in malignant histiocytosis.
Observation:
- A patient with malignant histiocytosis presented with marked neutrophilia.
- Serum macrophage colony-stimulating factor (M-CSF) levels were significantly elevated.
- M-CSF levels correlated with clinical symptoms and neutrophil counts.
Findings:
- Immunohistochemical staining confirmed M-CSF presence within malignant histiocytes in lymph node and bone marrow.
- The study identified M-CSF as the causative agent for the observed neutrophilia.
Implications:
- This finding suggests M-CSF as a potential diagnostic or prognostic marker in specific malignant histiocytosis cases.
- Understanding M-CSF's role may open avenues for targeted therapies in histiocytic disorders.
- Highlights the diverse clinical manifestations of malignant histiocytosis and the importance of investigating cytokine involvement.
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