| chloroma | <tumour> A condition characterised by the development of multiple localised green masses of abnormal cells (in most instances, myeloblasts), especially in relation to the periosteum of the skull, spine, and ribs; the clinical course is similar to that of acute myeloid leukaemia, although the tumours may precede the findings in blood and bone marrow; observed more frequently in children and young adults. See: granulocytic sarcoma. Synonym: chloroleukaemia, chloromyeloma. Origin: chloro-+ G. -oma, tumour (05 Mar 2000) |
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| leukemia | <haematology> An acute or chronic disease of unknown cause in man and other warm blooded animals that involves the blood forming organs, is characterised by an abnormal increase in the number of leucocytes in the tissues of the body with or without a corresponding increase of those in the circulating blood and is classified according of the type leucocyte most prominently involved. (18 Nov 1997) |