The nature of leukaemia, cytology, cytochemistry, and the FAB classification of acute leukaemia -- Immunophenotyping and cytogenetic/molecular genetic analysis in leukaemia and related conditions -- Acute leukaemia : integration of morphological, immunophenotypic, and genetic information and the WHO classification -- The myelodysplastic syndromes -- Chronic myeloid leukaemias -- Lymphoid leukaemias of mature T, B, and natural killer cells.