Epidermoid cyst can be differentiated from arachnoid cyst by -: (A) MRI, (B) USG, (C) Myelography, (D) CT scan
Answer is A. Ans. is 'a' i.e., MRI o Myelography cannot differentiate reliably between an epidermoid cyst and a noncommunicating arachnoid cyst,o It has largely been replaced by MRI.