顱內(nèi)腫瘤主要表現(xiàn)為顱內(nèi)壓增高癥狀如頭痛,惡心嘔吐等和壓迫腦神經(jīng)癥狀,腦神經(jīng)亦稱“顱神經(jīng)”.從腦發(fā)出左右成對(duì)的神經(jīng).共12對(duì),依次為嗅神經(jīng),視神經(jīng),動(dòng)眼神經(jīng),滑車(chē)神經(jīng),三叉神經(jīng),展神經(jīng),面神經(jīng),位聽(tīng)神經(jīng),舌咽神經(jīng),迷走神經(jīng),副神經(jīng)和舌下神經(jīng).壓迫哪對(duì)腦神經(jīng)就會(huì)出現(xiàn)相應(yīng)的癥狀,如壓迫動(dòng)眼神經(jīng)則會(huì)出現(xiàn)眼球不能運(yùn)動(dòng)或失調(diào).還有可能出現(xiàn)肢體運(yùn)動(dòng),感覺(jué)障礙!