Medical Definition of CLL
1.
A slowly progressing form of leukaemia, characterised by an increased number of the type of white blood cell known as lymphocytes. With about 3, 500 new cases occurring each year in the UK, it is the most common form of leukaemia and occurs predominantly in late middle age onwards. It has variable symptoms and course, but may be diagnosed by chance before the patient develops any clinical symptoms of disease.
Acronym: CLL
Origin: Gr. Haima = blood
(12 Jan 1998)
Lexicographical Neighbors of CLL
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