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单词 phytobezoar
释义 phytobezoar, n. Med. and Zool.|faɪtəʊˈbɛzəʊɑː(r), -ˈbiːzɔə(r)|
Also hyphened.
[ad. G. Phytobezoar (O. Bollinger 1891, in Münchener med. Wochenschr. 2 June 384/2): see phyto-, bezoar n.]
A pathological concretion composed largely of vegetable matter, which may form in the gastro-intestinal tract.
1898U.S. Dept. Agric. Yearbk. 1897 501 These hairs [on the calyx of clover] are liable to cause the formation of intestinal concretions, phyto-bezoars, or hair-balls.1909Jrnl. Amer. Med. Assoc. 21 Aug. 617/1 In Schreiber's patient, a peasant woman, a phytobezoar was found at operation.1942H. J. Moersch in W. Walters et al. Carcinoma & Other Malignant Lesions of Stomach iv. 69 The color of a phytobezoar is generally much darker than that of a carcinoma and the surface is irregular and greatly pit-marked.1979Brit. Med. Jrnl. 2 June 1466/1 With the exception of the persimmon variety, phytobezoars consist of fibrous cellulose glued together by a proteinaceous cement.
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