| 单词 | rib sign | 
| 释义 | > as lemmasrib sign   rib sign  n. Medicine rare a diagnostic sign involving a rib; cf. first rib sign n. at first adj., adv., and n.2 Compounds 1b(b). ΚΠ 1896    W. Ewart in  Brit. Med. Jrnl. 21 Mar. 720/1  				The First Rib Sign.—In all cases of considerable pericardial effusion which I have examined for this sign, it was possible to feel with the finger the upper edge of the first rib as far as its sternal attachment.]			 1900    Monthly Cycl. Med. Sci. Mar. 84/2  				The most pathognomonic sign is a looseness of the tenth rib... The rib-sign reveals the true nature of these otherwise inexplicable cases [of enteroptosis]. 2003    M. Davies in  S. Chapman  & R. Nakielny Aids Radiol. Differential Diagnosis 		(ed. 4)	 53  				Rib signs are unusual before 10 years of age. < as lemmas | 
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