| 单词 | first rib sign |
| 释义 | > as lemmasfirst rib sign first rib sign n. Medicine (now rare) (in physical diagnosis) a sign associated esp. with pericardial effusion, in which the left clavicle is elevated, allowing the upper edge of the first rib to be palpated as far as the sternum. 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. 1922 A. A. Stevens Pract. Med. 703 It is possible to feel the upper edge of the first rib as far as its sternal attachment (Ewart's first rib sign). 1932 Amer. Jrnl. Surg. 17 4/2 Less constant pressure symptoms were reported too infrequently to be given percentage recognition: 1. A dry reflex cough... 8. Ewart's first rib sign. < as lemmas |
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