Filum Terminale Mass Found in 43-Year-Old Man

January 20, 2017

A 43-year-old man presents with a mass at the level of the filum terminale. After a biopsy is performed, what is your diagnosis?

A 43-year-old man presents with a mass at the level of the filum terminale. According to the pathology slide image below, what is your diagnosis?

What is your diagnosis?