Skip to content
My WebMD Sign In, Sign Up

Information and Resources

Myelodysplastic Syndromes Directory

Myelodysplastic syndromes (MDS, formerly known as preleukemia) are a collection of blood-related medical conditions that cause ineffective production of the myeloid class of blood cells. Patients with this class of blood disorders are often severely anemic and will require frequent blood transfusions. The myelodysplastic syndromes are caused by disorders of bone marrow stem cells. Find out more about MDS, signs, and symptoms.

Medical Reference

Hot Topics

WebMD Video: Now Playing

Click here to wach video: Dirty Truth About Hand Washing

Which sex is the worst about washing up? Why is it so important? We’ve got the dirty truth on how and when to wash your hands.

Click here to watch video: Dirty Truth About Hand Washing

Popular Slideshows & Tools on WebMD

feet
Solutions for 19 types.
Woman sitting in front of UV lights
Is yours working?
Healthy breakfast
What are you eating?
Young man exercising on bike
How not to get sick at the gym.
MS Overview
Recognizing symptoms.
bowl of yogurt with heart shape
Eat for a healthy heart.
Woman scrutinizing nose in mirror
Tips that work.
close up of leg with psoriasis rash
Know what to look for.
Woman sitting with child
Do you know the symptoms?
lone star tick
How to identify that bite.
young woman in sun
What to watch for.
Thyroid exam
See how much you know.

Women's Health Newsletter

Find out what women really need.