Abstract
We present an epidermoid cyst who eight years leater running out as a squamous cell carcinoma (Acta Neurol Colomb 2006;22:249-252).
References
Graham DI, Lantos PL. Epidermoid cysts. In: Greenfield’s Neuropathology. 7th ed. Arnold Publishers; 2002. p. 964-966.
Bayindir C, Balak N, Karasu A. Micro-invasive squamous cell carcinoma arising in a pre-existing intraventricular epidermoid cyst. Case report and literature review. Acta Neurochir 1996;138:1008-1012.
Bretschneider T, Dorenbeck U, Strotzer M, Roth M, Rummele P, Buettner R. Squamous cell carcinoma arising in an Intradiploic epidermoid cyst. Neuroradiology 1999;41:570-572.
Wong SW, Ducker TB, Powers JM. Fulminating parapontine epidermoid carcinoma in a four-year-old boy. Cancer 1976;37:1525-1531.
Mohanty A, Kolluri VR, Santosh V. Squamous cell carcinomatous change in a posterior fossa epidermoid: case report with a review of the literature. Br J Neurosurg 1996;10:493-495.
Yanai Y, Tsuji R, Ohmori S, Tatara N, Kubota S, Nagashima C. Malignant change in an intradiploic epidermoid: report of a case and review of the literature. Neurosurgery 1985;16:252-256.
García CA, McGarry PA, Rodríguez F. Primary intracranial squamous cell carcinoma of the right cerebellopontine angle. J Neurosurg 1981;54:824-828.
Dubois PJ, Sage M, Luther S, Burger PC, Heinz BE, Drayer BP. Malignant change in an intracranial epidermoid cyst. J Comput Assist Tomogr 1981;5:433-435.
Delangre T, Hemet C, Tayot J, Vaschalde Y, Augustin P. Malignant degeneration of an epidermoid cyst of the posterior fossa. Diagnostic value of magnetic resonance imaging. Rev Neurol 1992;148:55-57.
Nishio S, Takeshita I, Morioka T, Fukui M. Primary intracranial squamous cell carcinomas: report of two cases. Neurosurgery 1995;37:329-332.
Scully RE, Galdabini JJ, McNeely BU. Case records of the Massachusetts General Hospital: Case 5-1997. N Eng J Med 1977;296:271-276.
Salyer D, Carter D. Squamous carcinoma arising in the pituitary gland. Cancer 1973;31:713-718.
Link MJ, Cohen PL, Breneman JC, Tew JM Jr. Malignant squamous degeneration of a cerebellopontine angle epidermoid tumor: case report. J Neurosurg 2002;97:1237-1243.
Lewis AJ, Cooper PW, Kassel EE, Schwartz ML. Squamous cell carcinoma arising in a suprasellar epidermoid cyst: case report. J Neurosurg 1983;59:538-541.
Kveton JF, Glasscock ME 3rd, Christiansen SG. Malignant degeneration of an epidermoid of the temporal bone. Otolaryngol Head Neck Surg 1986;94:633-636.
Kompf D, Menges HW. Malignant degeneration in a parapontine epidermoid. Acta Neurochir 1977;39:81-90.
Knorr JR, Ragland RL, Smith TW, Davidson RI, Keller JD. Squamous carcinoma arising in a cerebellopontine angle epidermoid: CT and MR findings. Am J Neuroradiol 1991;12:1182-1184.
Goldman SA, Gandy SE. Squamous cell carcinoma as a late complication of intracerebroventricular epidermoid cyst: case report. J Neurosurg 1987;66:618-620.
Bondeson L, Fält K. Primary intracranial epidermoid carcinoma. Acta Cytol 1984;28:487-489.
Acciarri N, Padovani R, Foschini MP, Giulioni M, Finizio FS. Intracranial squamous cell carcinoma arising in an epidermoid cyst. Br J Neurosurg 1993;7:565-569.
Hamlat A, Hua ZF, Saikali S, Egreteau J, Guegan Y. Malignant transformation of epidermoid cyst with leptomeningeal carcinomatosis: case report. Acta Neurol Belg 2003;103:221-224.
Khan RB, Giri DD, Rosemblum MK, Petito FA, DeAngelis LM. Leptomeningeal metastasis from an intracranial epidermoid cyst. Neurology 2001;56:1419-1420.
Lester SC. Special studies: In: Manual of Surgical Pathology. Churchill-Livingston, Philadelphia; 2001. p. 58-61.
Cannon TC, Bane BL, Kistler D, Schoenhals GW, Hahn M, Leech RW, et al. Primary intracerebellar osteosarcoma arising within an epidermoid cyst. Arch Pathol Lab Med 1998;122:737-739.
Ono F, Mori O, Hashimoto T. An epidermoid cyst with atypical keratinocytes in the lower portion of the cyst wall. Kurume Med J 2003;50:67-70.
Parwani AV, Taylor DC, Burger PC, Erozan YS, Olivi A, Ali SZ. Keratinized squamous cells in the fine needle aspiration of the brain: cytopathologic correlates and differential diagnosis. Acta Cytol 2003;47:325-331.
Ram Z, Findler G, Sahar A. Carcinoembryonic antigen in epidermoid cyst fluid and plasma. J Neurosurg 1987;66:316.
Vajtai I, Tassi D, Varga Z, Tarjanyi J, Voros E. Malignant melanoma evolving inside a cerebral epidermoid cyst. Orv Hetil 1995;136:1171-1174.

This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
