title: Hyperviscosity syndrome with transient abnormal myelopoiesis in Down syndrome.
mesh_terms: D001809:Blood Viscosity; D001855:Bone Marrow Diseases / Q000097:blood*; D004314:Down Syndrome / Q000097:blood*; D005078:Exchange Transfusion, Whole Blood; D005260:Female; D006410:Hematopoiesis; D006801:Humans; D007231:Infant, Newborn; D007958:Leukocyte Count; D007964:Leukocytosis / Q000097:blood / Q000628:therapy