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Blood disorders

A blood disorder can occur if your red or white blood cells, smaller blood cells called platelets, or blood clotting proteins don't function as well as they should.


Anaemia is a lack of red blood cells, which carry oxygen from the lungs around the body. It's important treat the cause of the anaemia.

Antiphospholipid syndrome (APS)

Antiphospholipid syndrome (APS) is a blood disorder that increases the risk of blood clots and pregnancy complications. Learn more here.

Blood clots

Blood clots can cause different problems depending on where they are in your body. A blood clot can affect your heart, lung or brain, which could be l...


Haemochromatosis causes the body to absorb too much iron, leading to organ damage. Blood tests will diagnose it, and treatments are available.


Haemophilia stops blood from clotting properly, causing abnormal bleeding. It’s best managed by a multidisciplinary team of health professionals.

HTLV-1 infection

Human T-cell leukaemia virus type 1 (HTLV-1) can infect your blood. Learn more about HTLV-1, how you can catch it and the diseases it causes.


Leukaemia is a cancer that affects the formation of white blood cells. Learn about the different types, as well as symptoms and treatment options.

Leukaemia in children

Leukaemia is the most common childhood cancer. Children with leukaemia are usually treated for 2 to 3 years. Read more about childhood leukaemia here.


Lymphoma is a type of cancer that affects your lymphatic system. Find out about the types of lymphoma, plus symptoms and treatments for lymphoma.

Multiple myeloma

Multiple myeloma develops when plasma cells build up abnormally in your bone marrow. Currently there's no cure but treatment is available.


Porphyria is caused by problems with red blood cells. It has a wide range of symptoms making it hard to diagnose. Learn how it's managed and treated.

Sickle cell anaemia

Sickle cell anaemia is the most common and serious form of sickle cell disease. Read more about sickle cell anaemia and how it is treated.


This inherited blood disorder prevents someone from making enough healthy haemoglobin to carry oxygen around the body, but it may not need treatment.


Learn about thrombocytopenia (also spelt thrombocytopaenia) — low levels of platelets in your blood, which can cause bleeding problems.

Thrombosis with thrombocytopenia syndrome

Learn about TTS, a blood-clotting syndrome linked to the AstraZeneca COVID-19 vaccine (Vaxzevria). This vaccine is no longer available in Australia.

Von Willebrand disease

Von Willebrand disease is a genetic bleeding disorder where people have a blood clotting factor is either absent, low or defective.

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