There has been considerable progress in the understanding and treatmen
t of childhood acute myeloid leukaemia over the past two decades. In p
articular, cyto- and molecular genetics offer the potential for more s
pecific diagnosis of what is basically a heterogeneous disease. To dat
e treatment has been based on a steady increase in cytotoxic chemother
apy with or without the addition of bone marrow transplantation. Rando
mised therapeutic trials are difficult to perform in what is a rare di
sease. The best way Forward is for paediatric trial groups worldwide t
o collaborate in developing common, or parallel, therapeutic protocols
.