Surgery; its theory and practice . h, however,they seldom involve. Though not usuallyimplicating the lymphatic glands, theyoften rapidly infect the system throughthe blood-stream and quickly return afterremoval. The endosteal or central spring from the medulla inthe interior of the bone, and are of slower growth and generallyless mahgnant than the periosteal. As they increase in size theyexpand the bone around them into a thin shell (Fig. 75), whichfinally gives way, when they grow with greater rapidity, behavingas the periostea] variety. The myeloid form of the endostealsarcoma is the least m
Surgery; its theory and practice . h, however,they seldom involve. Though not usuallyimplicating the lymphatic glands, theyoften rapidly infect the system throughthe blood-stream and quickly return afterremoval. The endosteal or central spring from the medulla inthe interior of the bone, and are of slower growth and generallyless mahgnant than the periosteal. As they increase in size theyexpand the bone around them into a thin shell (Fig. 75), whichfinally gives way, when they grow with greater rapidity, behavingas the periostea] variety. The myeloid form of the endostealsarcoma is the least mahgnant, and may not return after enuclea-tion or complete removal for several or many years, and possiblynot at all. A variety called parosteal, in which the sarcoma in-volves the outer layers only of periosteum, has been described. Symptoms.—In a typical case oiperiosteal sarcoma thtxe will bea rapidly growing tumor, evidently connected with the bone, not asa rule painfdl, nor usually attended with heat, oedema, redness, Or10*. Periosteal sarcoma of femur.(St. Bartholomews Hos-pital Museum.)
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectsurgery, bookyear1896
