| acanthosis | An increase in the thickness of the stratum spinosum of the epidermis. Synonym: hyperacanthosis. Origin: acantho-+ G. -osis, condition (05 Mar 2000) |
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| acanthosis nigricans | <radiology> Pre-malignant skin disorder, papillomatosis, pigmentation, hyperkeratosis, multiple filling defects in oesophagus, increased risk of carcinoma in stomach and abdomen (12 Dec 1998) |
| glycogenic acanthosis | <radiology> Benign, multiple small mucosal nodules in oesophagus, degenerative accumulation of glycogen in squamous epithelium (12 Dec 1998) |
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