Zellballen
Zellballen
Zellballen (pronunciation: zell-bah-len) is a term used in histopathology to describe a specific pattern of cellular arrangement often seen in certain types of neuroendocrine tumors, particularly paragangliomas and pheochromocytomas.
Etymology
The term "Zellballen" is derived from the German words "Zell" meaning cell and "Ballen" meaning balls or clusters. This term is used to describe the characteristic pattern of cells in these tumors, which are arranged in clusters or "balls".
Definition
In histopathology, Zellballen refers to the arrangement of chief cells in nests or clusters surrounded by a network of sustentacular cells. This pattern is most commonly seen in paragangliomas and pheochromocytomas, which are types of neuroendocrine tumors.
Related Terms
- Histopathology: The study of changes in tissues caused by disease.
- Sustentacular cells: These are supporting cells often found surrounding the chief cells in a Zellballen pattern.
- Paragangliomas: These are rare neuroendocrine tumors that may develop at various body sites.
- Pheochromocytomas: These are rare neuroendocrine tumors that arise from the adrenal glands.
See Also
External links
- Medical encyclopedia article on Zellballen
- Wikipedia's article - Zellballen
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