| 释义 |
‖ osteoporosis Path.|ˌɒstiːəʊpɒˈrəʊsɪs|
[f. osteo- + Gr. πόρ-ος passage, pore + -osis.]
Morbid absorption of bony substance, so that a bone becomes abnormally porous or spongy.
1846G. E. Day tr. Simon's Anim. Chem. II. 410 A specimen of osteoporosis growing on the cranium of an aged person. 1854Jones & Siev. Pathol. Anat. (1874) 841 In osteoporosis the affected bone presents an increase of size. 1896MacAlister & Cattell tr. Ziegler's Path. Anat. I. 143 If the compact osseous tissue becomes porous from the widening of the Haversian canals, the condition is termed osteoporosis.
Hence osteopoˈrotic a., relating to osteoporosis (Syd. Soc. Lex.).
1910Brit. Jrnl. Dental Sci. LIII. 482 The bone itself presenting a sclerosed rather than an osteoporotic condition. 1970Sci. Jrnl. Aug. 72/3 All individuals, whether normal or osteoporotic, therefore lose a small amount of bone mineral at night which is made up during the day. |