Myelodysplastic syndrome (myelodysplasia)
Who is affected?
MDS can affect people of any age, but is most common in people aged 65-70 years. Onlyone infive people with MDS are younger than 50.
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Introduction
Myelodysplastic syndrome (myelodysplasia or MDS) is a blood disorder that causes a drop in your number of healthy blood cells.
What happens in MDS?
Normally, bone marrow produces: red blood cells to carry oxygen around your body white blood cells to help fight infection platelets to help your blood to clot In MDS,your bone marrow doesn't ma
The main types of MDS
The main types of myelodysplasia are: refractory anaemia just the red blood cells are affected refractory cytopenia the red blood cells, white blood cells and platelets are affected refrac
What are the symptoms?
For most people, symptoms are mild at first and slowly get worse.You may initially experience: weakness, tiredness and occasional breathlessness because ofthe low number of red blood cells freq
Who is affected?
MDS can affect people of any age, but is most common in people aged 65-70 years. Onlyone infive people with MDS are younger than 50.
What are the causes?
In most cases, the causeis unknown this is called primary MDS. However,exposure to the chemical benzene used in the rubber industry, and found in petrol is known to increaseyour risk of developin
How is it diagnosed?
MDS is diagnosedby carrying out blood tests and bone marrow tests. Blood tests will show how many normal and abnormal blood cells you have. A bone marrow test is done under local anaesthetic , which
Cancer risk
Some people with MDS go on to develop acute myeloid leukaemia (AML) , which is cancer of the white blood cells. This is known as "transformation". According to Cancer Research UK, the risk varies fro
How is MDS treated?
Treatment will depend on your type of MDS, your risk group, and whether you have any other health conditions. The aim is to get the number and type of blood cells in your bloodstream back to normal,
Information about you
If you have MDS, your clinical team will pass information about you on to the National Congenital Anomaly and Rare Diseases Registration Service (NCARDRS). This helps scientists look for better ways
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