常見例句Results (1) 31 cases showed clivus involvement, 6 of which had mass in prepontile cistern. (2) Involvement via hypoglossal nerve canal was seen in 3 cases, presenting enlarged nerve canal in 2. (2)經(jīng)舌下神經(jīng)琯侵犯3例，左側(cè)2例有舌下神經(jīng)琯擴(kuò)大，右側(cè)1例不擴(kuò)大，3例顱內(nèi)外腫塊均經(jīng)舌下神經(jīng)琯相連形成“啞鈴”狀。 返回 prepontile