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hemosiderin |
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hemosiderin /he·mo·sid·er·in/ (he″mo-sid´er-in) an insoluble form of tissue storage iron, visible microscopically both with and without the use of special stains.
hemosiderin [hē′mōsid′ərin] Etymology: Gk, haima + sideros, iron an iron-rich pigment that is a product of red cell hemolysis. Iron is often stored in this form. Also spelled haemosiderin. hemosiderin (hē´mōsid´ n an intracellular storage form of iron; the granules consist of an ill-defined complex of ferric hydroxides, polysaccharides, and proteins having an iron content of approximately 33% by weight. It appears as a dark yellow-brown pigment. hemosiderin an insoluble form of intracellular storage iron, visible microscopically both with and without the use of special stains. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Foam cells with vacuolated cytoplasm may be present, and they often have pigmented cytoplasmic granules containing hemosiderin. Dramatic decreases in bone marrow hemosiderin levels have been reported in some distance runners. These observations included the presence of pale, shiny, skin, thickened nails, little hair growth, cool skin temperature, weak or absent foot pulses, and the presence of varicosities or visual identification of skin stained with dark brown hemosiderin pigment, or bilateral limb swelling or lymphedema. |
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