The American text-book of obstetrics for practitioners and students . al is made shallow and its outletvery wide. The heads of the femora move up and down on the ilia when thepatient walks, and the distance between the lower edge of the symphysisand the inner condyles of the femora is shortened (Figs. 43-45 ; PI. 35,Figs. 2-4, 7). In the absence of one lower extremity the pelvis may be contractedobliquely to a serious degree, as in La Chapelles case,* by the pressure onone side of the remaining leg. Any condition which throws the weight of the * Pratiques des AcamchemerUs, iii., p. 413; accord
The American text-book of obstetrics for practitioners and students . al is made shallow and its outletvery wide. The heads of the femora move up and down on the ilia when thepatient walks, and the distance between the lower edge of the symphysisand the inner condyles of the femora is shortened (Figs. 43-45 ; PI. 35,Figs. 2-4, 7). In the absence of one lower extremity the pelvis may be contractedobliquely to a serious degree, as in La Chapelles case,* by the pressure onone side of the remaining leg. Any condition which throws the weight of the * Pratiques des AcamchemerUs, iii., p. 413; according to Schauta, the only one on record. DYSTOCIA. 67 body mainly on one leg may produce the same effect, as i- shown in a case ofthe writers (PI. 36, Figs. 1,5), in which there was tuberculous disease of aknee-joinl early in infancy, followedby marked shortening and atrophy ofthe leg. The weighl of the body fall-ing mainly on the sound leg, the cor-responding innominate bone is pushedupward, backward, and inward, dimin-ishing the area of intrapelvic space on ^t w m.
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectobstetrics, bookyear1
