[What is your diagnosis? Congenital occult presacral meningocele with broad connection to the dural sac over the right neural foramen S2]

Meyer D, Bersch U, Heilbronner R, Schmid H. [What is your diagnosis? Congenital occult presacral meningocele with broad connection to the dural sac over the right neural foramen S2]. Praxis (Bern 1994) 2006; 95:1963-4.