This book provides a clear and concise survey of haematology, which is essential to the practice of medicine. The book describes both the underlying scientific principles of haematology along with discussing the primary disorders in the field. Chapters in the book include normal hematopoiesis, stem cell disorders, approach to the patient with red cell disorders and disorders of coagulation. In addition the book discusses the growing fields of onocogenes, recombinant growth factors and bone marrow transplantation. The book relies heavily on the use of illustrations to help students visualize the haematologic concepts. There is also an emphasis on clarifying the approach to solving clinical haematologic problems through the use of decision trees.