A subdirectorate of Clinical Haematology covering four main areas:  1) haemostasis and thrombosis, 2) general haematology, 3) malignant haematology which includes all leukaemia, myeloma and lymphomas, 4) haemoglobinopathies.  Provides a comprehensive clinical and laboratory service for all types of haematology, haemorrhagic and thrombotic disorders.  Includes the Sheffield Haemophilia Reference Centre which provides a diagnostic, investigative and monitoring service for patients.  Also includes the Haemophilia Support Service (see separate entry).   The Bone Marrow Transplant Unit provides a comprehensive adult transplant service for patients in North Trent.