The pathology and surgical treatment of tumors . FiG. 400.—Myxomatous cavity in the centre of a sarcomatous tumor; X 40 (after D. J. Hamilton);a, substance of the tumor as yet unaffected with the degeneration; b, the clear myxomatous part; c, a vein ;d, an artery in the midst of the mucoid. coma the cells become macerated in the sero-mucin—several delicateprocesses which form a network in the meshes of which the myxoma-tous material is deposited—and the tissues assume the appearance ofwhat was formerly called net-cell sarcoma. With the myxomatousdegeneration the tumor becomes softer, and a sen


The pathology and surgical treatment of tumors . FiG. 400.—Myxomatous cavity in the centre of a sarcomatous tumor; X 40 (after D. J. Hamilton);a, substance of the tumor as yet unaffected with the degeneration; b, the clear myxomatous part; c, a vein ;d, an artery in the midst of the mucoid. coma the cells become macerated in the sero-mucin—several delicateprocesses which form a network in the meshes of which the myxoma-tous material is deposited—and the tissues assume the appearance ofwhat was formerly called net-cell sarcoma. With the myxomatousdegeneration the tumor becomes softer, and a sense of fluctuation is felton palpation if the degeneration has become extensive. Caseation has been observed in sarcoma as another form of regres-sive metamorphosis. It begins in different parts of the tumor at thesame time, and by the coalescence of different foci large cavities filledwith cheesy material are formed. It is questionable if such a regres- SARCOMA. 553 sive metamorphosis is possible without infection of the tumor withtubercl


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Keywords: ., bookcentury1800, bookdecade1890, booksubjectneoplas, bookyear1895