RT Journal Article SR Electronic T1 Myelodysplastic syndrome coexisting with acute lymphoblastic leukaemia. JF Journal of Clinical Pathology JO J Clin Pathol FD BMJ Publishing Group Ltd and Association of Clinical Pathologists SP 728 OP 730 DO 10.1136/jcp.39.7.728 VO 39 IS 7 A1 Stark, A N A1 Scott, C S A1 Bhatt, B A1 Roberts, B E YR 1986 UL http://jcp.bmj.com/content/39/7/728.abstract AB A 55 year old woman developed chronic myelomonocytic leukaemia (CMML) one year after she had been successfully treated for acute lymphoblastic leukaemia (ALL). When the ALL relapsed the CMML remitted only to return with further remission of the ALL. A consistent chromosomal abnormality, t(4;11), was present during both CMML and ALL phases.