<sod >Â  Oliver Brown learned he had Myelodysplastic Syndrome (MDS)Â after being rushed to hospital late at night following a bad cough.< eod>< sod > Â  Oliver Brown learned he had Myelodysplastic Syndrome (MDS), brought on by a mutation of his GATA2 gene, after being rushed to hospital late at night following a bad cough.< eod>