. The principles and practice of surgery. Neck of the Femur in Old Age; not broken. period; the outer or lamellated tissue becomes thinner, and the cells ofthe cancellous tissue become larger, and are filled with an oily fat. Inthese pathological changes we observe the effects of long-continued Fig. Section of the Neck of the Femur in Old Age, a Besult of Chronic Eheumatic Arthritis ; not broken. pressure, and of senile atrophy, or that condition of advanced life inwhich waste and degeneration are disproportioned to nutrition andrepair. These changes advance more rapidly in women than in
. The principles and practice of surgery. Neck of the Femur in Old Age; not broken. period; the outer or lamellated tissue becomes thinner, and the cells ofthe cancellous tissue become larger, and are filled with an oily fat. Inthese pathological changes we observe the effects of long-continued Fig. Section of the Neck of the Femur in Old Age, a Besult of Chronic Eheumatic Arthritis ; not broken. pressure, and of senile atrophy, or that condition of advanced life inwhich waste and degeneration are disproportioned to nutrition andrepair. These changes advance more rapidly in women than in men. 284 FEACTUEES OF THE FEMUE. Age and sex constitute, therefore, predisposing causes of intra-capsularfractures of the neck of the femur. When the head and neck of the femur are affected with chronicrheumatic arthritis the process of degeneration is still more rapid, andmay result in a complete separation of the head from the shaft of thebone, the space made by the removal of the bony tissue being suppliedby a dense ligamento-cartilaginous substance, which has sometimesbeen mistaken for evidence of a The direct or mechanical causes are especially the weight or resist-ance of the body operating at nearly a right angle with the axis of theneck of the femur. Thus it has been broken in
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Keywords: ., bookcentury1800, bookdecade1870, booksubjectg, booksubjectsurgery
