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INTRACRANIAL SARCOMATOUS TUMORS OF LEPTOMENINGEAL ORIGIN

1929; American Medical Association; Volume: 18; Issue: 4 Linguagem: Inglês

10.1001/archsurg.1929.01140130449031

1538-3644

Percival Bailey,

Glioma Diagnosis and Treatment

Sacoma, autrement dit Fungus, est vne excroissance de chair qui vient de l'aliment propre de la partie ou elle naist.—Ambroise Pare. During the course of the last century the diagnosis of sarcoma of the brain was often made, and if the term be understood in its original sense, namely, to designate a soft, fleshlike (σaρξ, flesh), rapidly growing, cellular tumor, this diagnosis was probably correct; but as the use of the term began to be restricted to the rapidly growing tumors of mesodermal origin, it was soon felt that for cellular tumors of the brain it was a misnomer, since they were certainly of neuroglial nature and hence of ectodermal origin. Consequently, they came to be called gliosarcomas, but ere long this term also was superseded by that of glioblastoma or spongioblastoma, and the existence of a true malignant mesodermal tumor of the brain was doubted. Yet at first