Leukaemia

Leukaemia is a blood cancer that affects the formation of white blood cells. Not all types of leukaemia are curable. Learn more here.

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Leukaemia in children

Leukaemia is the most common cancer in children. Children with leukaemia usually need treatment for two to three years. Learn more about leukaemia in children.

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Chronic lymphocytic leukaemia (CLL)

Chronic lymphocytic leukaemia (CLL) tends to develop slowly, so you could have CLL for years without noticing any symptoms or needing treatment. Learn more here.

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White blood cells

White blood cells are a vital part of your immune system, detecting and dealing with infections. Find out more more about health problems involving white blood cells.

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What is a haematologist?

A haematologist is a specialist doctor who treats conditions that affect the blood – such as leukaemia and haemophilia – and the organs that make the blood.

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HTLV-1 infection

Human T-cell leukaemia virus type 1 (HTLV-1) is a virus that infects T-cells, white blood cells that form part of the immune system. Learn more here.

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Multiple myeloma

Myeloma, or multiple myeloma, develops when plasma cells build up abnormally in the bone marrow. Know the options if you’re diagnosed with myeloma.

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Blood and blood vessels

The heart and the vessels that carry blood around the body together make up the cardiovascular system. Learn more about how it functions.

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Blood disorders

Links to our information partners' articles about blood disorders.

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Night sweats

Night sweats may be a sign of a medical condition or may be caused by a medication. Find out more about night sweats, common causes and treatments.

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Stem cells

Stem cells are being researched to treat medical conditions, but they are ethically controversial in many cases. Read about stem cells on our partner pages.

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Thrombocytopenia

In thrombocytopenia (also spelt thrombocytopaenia), platelets are low in number, which can result in bleeding problems. Learn more about its causes and symptoms.

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Full blood count

A full blood count is a common blood test for general health, which can also provide information about a range of conditions.

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Groups at higher risk of developing COVID-19

Frequently asked questions about which groups are at higher risk of COVID-19 (coronavirus).

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Nosebleed

Children often get nosebleeds, and this can make them quite distressed. However, most nosebleeds do not last very long and are very mild.

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Bone cancer

Primary bone cancer, which begins in the bones, is rare. But many other cancers, such as lung or breast cancer, can then spread to the bones.

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Cancer

Cancer is a condition where cells in a specific part of the body grow and reproduce uncontrollably. Read about the different types and symptoms.

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Non-Hodgkin lymphoma in children

Non-Hodgkin lymphoma is a cancer that develops in the white blood cells. One of the more common childhood cancers, it can grow quickly but is often curable.

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Cancer immunotherapy

Immunotherapy is a type of cancer treatment that boosts the immune system so it can fight the cancer. Learn how it works and which cancer types immunotherapy can treat.

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Gout

Gout is a type of arthritis caused by a build-up of uric acid, leading to symptoms like painful joint inflammation. Lifestyle changes may reduce the risk of developing gout.

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Skin cancer and melanoma

Skin cancer and melanoma occurs when skin cells grow abnormally, usually from too much exposure to ultraviolet (UV) radiation from the sun.

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