A condition in which histiocytes are present in the blood.
Any of a group of diseases in which there are abnormalities in certain large phagocytic cells (histiocytes), leading to biochemical defects, such as abnormal storage of fats (as in ‘Gaucher’s disease), and other poorly understood conditions, such as Letterer-Siwe disease and Hand-Schuller-Christian disease.
An abnormal amount of histiocytes in the blood.