The practice of obstetrics, designed for the use of students and practitioners of medicine . FiG. 833.—Sagittal Section of a Rachi-tic Pelvis. Note the false sacral pro-montories and the disappearance of thevertical concavity of sacrum. Fig. 834.—Sagittal Section of a Rachi-tic Pelvis. Contraction at the pelvicinlet with exaggeration of the verticalconcavity of the sacrum. tial fact is that there is excessive bone-formation while calcification is it is a primary disease—never caused by solution of pre-formed calcifiedbone. Roloff noted that in zoological gardens lions fed on meat
The practice of obstetrics, designed for the use of students and practitioners of medicine . FiG. 833.—Sagittal Section of a Rachi-tic Pelvis. Note the false sacral pro-montories and the disappearance of thevertical concavity of sacrum. Fig. 834.—Sagittal Section of a Rachi-tic Pelvis. Contraction at the pelvicinlet with exaggeration of the verticalconcavity of the sacrum. tial fact is that there is excessive bone-formation while calcification is it is a primary disease—never caused by solution of pre-formed calcifiedbone. Roloff noted that in zoological gardens lions fed on meat without bonesdevelop a similar condition (lahme) on account of the lack of calcium (Figs. 831,832). _ Clinical Characteristics of Rachitis.—Rachitis is a disease of children occurringduring the first three years of life. If the child has already learned to walk, itceases to do so. Hence, one should always ask When did the patient learn towalk? The disease gives rise to soft bones, with their resulting epiphyses of the long bones are enlarged (knock-knee, rachitic
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectobstetrics, bookyear1
