1. Radiographic differential diagnosis of petrous apex lesions;Jackler;Am J Otol,1992
2. Surgery in lesions of the petrous apex;Flood;Otolaryngol Clin North Am,1984
3. Petrous apex arachnoid cysts: radiographic confusion with primary cholesteatoma;Cheung;Am J Otol,1995
4. Petrous apex cholesteatoma;Glasscock;Otolaryngol Clin North Am,1989
5. Cholesterol granuloma of the petrous apex: MR and CT evaluation;Greenberg;Am J Neurol Radiol,1988