Rosette
Rosette (Medicine)
Rosette (pronunciation: roh-zet) is a term used in various fields of medicine to describe a formation or pattern that resembles a rose or a circular arrangement.
Etymology
The term 'rosette' is derived from the French word 'rosette', which means 'little rose'. It was first used in English in the late 18th century.
In Medicine
In the field of Pathology, a rosette is a circular arrangement of cells, often seen in certain types of tumors such as Neuroblastoma and Ewing's Sarcoma. The cells are arranged around a central space, giving the appearance of a flower.
In Hematology, the term rosette is used to describe a formation of lymphocytes around a larger cell, such as a T cell or B cell. This is often seen in immune responses and can be a sign of certain diseases such as Leukemia or Lymphoma.
In Ophthalmology, a rosette can refer to a specific type of cataract, known as a Rosette Cataract, which has a rosette-like appearance.
Related Terms
- Rosette Test: A diagnostic test used in hematology to detect the presence of certain types of cells.
- Rosette Formation: The process by which cells arrange themselves into a rosette pattern.
- Rosette Cataract: A specific type of cataract that has a rosette-like appearance.
External links
- Medical encyclopedia article on Rosette
- Wikipedia's article - Rosette
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