Skip to content

Laboratory Medicine

Test Directory / Reticulocytes

Reticulocytes

EDTA

TestReticulocytes
Common AbbreviationsRet
ProfileFBC added on the same sample
Clinical IndicationTo help evaluate the bone marrow's ability to produce RBC, and to help distinguish between anaemia related to blood loss or destruction, and anaemia related to decreased RBC production
Specimen TypeBlood
Sample TypeEDTA
Minimum Volume1 x 3 mL (adult) 1 x 0.5 mL (paed) (can be shared with a ESR sample)
Special PrecautionsMust be at least half filled
Stability24 hrs
Turnaround Time1 hour (urgent) 4 hours (routine)
LaboratoryYork Hospital
Reference IntervalReference range printed on final report.
LimitationsTest cannot be performed on a sample found to be clotted
Additional InformationMeasuring the haemoglobin content of reticulocytes, also known as RET-He or reticulocyte haemoglobin equivalent, is a way of diagnosing and monitoring iron deficiency anaemia. This has been shown to be a very effective marker of iron status.
York Hospital's car park.

Getting here

Chinese Poland

View all languages >

Update for visitors

Visiting restrictions are in place at our hospitals to stop the spread of norovirus. These restrictions will be in place until further notice.

The following wards are closed to visitors:

There are four exceptions only to the restrictions. These are:

We understand these restrictions can be difficult when a loved one is unwell. The restrictions will be reviewed daily and lifted as soon as it is safe. Thank you for your understanding as we try to reduce the spread of norovirus in our hospitals.