Medically reviewed by Archana Sharma, DO An MCV test can identify conditions like iron deficiency anemia and liver disease.Although rare, an MCV test may lead to complications like infection and nerve ...

Firms like Function Health and Oura market regular blood tests to people wanting to take their health into their own hands. The process often raises more questions for patients than it can answer.

You receive a phone call: the results from routine blood tests show a “low white cell count”. Your doctor explains that more investigations are necessary, perhaps a referral to the haematologists.