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hyperchromatism

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hyperchromatism /hy·per·chro·ma·tism/ (-kro´mah-tizm)
1. excessive pigmentation.
2. degeneration of cell nuclei, which become filled with particles of pigment (chromatin).
3. increased staining capacity.hyperchromat´ic
hy·per·chro·ma·tism (hpr-krm-tzm)
n.
1. Excessive formation of skin pigment. Also called hyperchromia.
2. A condition in which cells or parts of cells, especially cell nuclei, stain more intensely than normal. Also called hyperchromasia.
hyper·chro·matic (-kr-mtk) adj.
hyperchromatism
1. excessive pigmentation.
2. degeneration of cell nuclei, which become filled with particles of pigment, or chromatin.
3. increased staining capacity.


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? Mentioned in ? References in periodicals archive
 
10) In brief, a chondroma duplicates normal cartilage despite increased cellularity, but a chondrosarcoma exhibits pronounced irregularity in the number and size of cells and in the degree of hyperchromatism.
Chondroma of the nasal bone: a case report by Raju, Penumetcha Krishnam / Ear, Nose and Throat Journal
The histologic finding of ASL in our patient (Figure 1) shows large vascular spaces lined with atypical vascular epithelium and with polymorphism and hyperchromatism of cells.
Liver Angiosarcoma and Hemangiopericytoma after Occupational Exposure ... by Simunic, Miroslav / Environmental Health Perspectives
In aspiration cytology specimens, the degenerative changes in follicular epithelial ceils found in black thyroid glands can cause nuclear hyperchromatism and chromatin clumping (figure 3).
Black thyroid by Tahan, Steven R. / Ear, Nose and Throat Journal
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