Myelodysplastic syndrome (MDS), or myelodysplasia, is a blood disorder that causes a drop in your number of healthy blood cells. MDS covers a spectrum of disorders from indolent (slow developing) to aggressive (that rapidly develop or change into leukaemia).

Patient contact

General enquiries

Other contact information

For all general and GP enquires regarding myelodysplastic syndrome (MDS) please contact the team on 020 3447 7179

If you are a patient please call the Patient Telephone Line on 020 3447 7359 for all queries. The line is open Monday to Friday, 9am to 5pm.

Outside of the office hours listed above, for urgent medical advice only patients may call the haematology ward on 07852 220 900. Please note this line is for patients only – medical professionals should call the general enquiries line for any patient-related queries.


Myelodysplastic syndrome (MDS)
University College Hospital Macmillan Cancer Centre
Outpatient clinics and haematology day care unit:
Fourth Floor
Huntley Street
London WC1E 6AG
University College Hospital
London NW1 2PG

Inpatient wards:
Grafton Way Building Level 2 north, Level 2 east; Level 3 north, Level 3 east; level 4 East; University College Hospital T16 North.

Referral address

MDS Service, Department of Haematology
3rd Floor West
250 Euston Road
London, NW1 2PG