10-year-old female with history of hemicolectomy for carcinoma of the colon with headache, back and leg pain.   

病史：10歲，女性，曾因結腸癌行部分結腸切除術，伴頭痛、背痛、腿痛癥狀。

Fig 1

Contrast-enhanced axial T1-weighted image of the brain at the level of the midbrain shows extensive leptomeningeal enhancement (arrows in Fig 1A) of the folia of the superior cerebellum and the interpeduncular cistern.

圖一：中腦層面T1軸位增強，可見小腦上方和腳間池軟腦膜廣泛強化。

Fig 2

Contrast-enhanced midline sagittal T1-weighted image of the thoraco-lumbar spine  shows thick, intense enhancement (arrows in Fig 2A) of the surface of the lower spinal cord and conus medullaris.

圖二：胸腰椎T1增強矢狀位可見脊髓和脊髓圓錐表面厚層、明顯強化影。

Fig 3

Consecutive contrast-enhanced axial T1-weighted images of the spinal cord at the level of the conus medullaris demonstrate intense surface enhancement around the spinal cord and adjacent nerve roots.      

圖三：脊髓T1增強連續橫斷位脊髓圓錐層可見脊髓鄰近神經根明顯強化。

Notes:

1. hemicolectomy [ˌhemɪkə'lektəmɪ] n. 部分結腸切除術

2. leptomeningeal [leptɒmenɪn'ɡi:l] 軟腦膜的

3. folia ['foʊli:ə] n. 薄層(folium的復數)

4. interpeduncular [ɪntɜ:rpɪ'dʌŋkjʊlər] [腦]腳間的

5. cistern [ˈsɪstərn] n. 池

6. thoraco-lumbar 胸腰椎

7. conus ['kɔnəs] 圓錐

8. medullary ['medəˌlerɪ] adj. 髓質的，骨髓的，脊髓的; 髓樣癌