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chronic lymphocytic leukaemia (CLL)

A slowly progressing form of leukaemia characterised by an increased number of the type of white blood cells known as lymphocytes. It is the most common form of leukaemia and occurs predominantly in late middle age onwards. It has variable symptoms and unknown cause but may be diagnosed by chance long before the patient develops any clinical symptoms of disease.

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Last updated on April 17th, 2023

Developed by the Leukaemia Foundation in consultation with people living with a blood cancer, Leukaemia Foundation support staff, haematology nursing staff and/or Australian clinical haematologists. This content is provided for information purposes only and we urge you to always seek advice from a registered health care professional for diagnosis, treatment and answers to your medical questions, including the suitability of a particular therapy, service, product or treatment in your circumstances. The Leukaemia Foundation shall not bear any liability for any person relying on the materials contained on this website.