Case 219

 A seventy three-year-old male routinely came to our hospital for urination disorder. Recently, he realized visual disturbance. Our ophthalmologist diagnosed paralysis of right abducent nerve. Then, he took an examination of brain MRI (Figs 1-3).

What is your diagnosis ?

1.　Clivus chordoma

2.　Clivus giant cell tumor

3.　Clivus chondrosarcoma

4.　Fibrous dysplasia

5.　Metastatic bone tumor

answer

2021.1.27