Malignant Transformation Six Months after Removal of Intracranial Epidermoid Cyst: A Case Report

Table 1

Cases of malignant transformation of epidermoid cyst.

Case no.	Author (year)	Age/sex	Tumor location	Treatment	Interval (months)	Postoperative course
1	Fox and South (1965) [1]	43/M	Temporal	Surgery	84	Died 1 month
2	Goldman and Gandy (1987) [2]	59/F	Intraventricular	Surgery, radiation therapy	396	Alive 36 months
3	Abramson et al. (1989) [3]	36/M	CP angle	Surgery	24	Not described
4	Tognetti et al. (1991) [4]	67/F	Frontotemporal	Surgery	372	Died 1 month
5	Murase et al. (1999) [5]	50/F	CP angle	Surgery, chemotherapy, radiation therapy	120	Alive 60 months
6	Asahi et al. (2001) [6]	55/F	CP angle	Surgery	156	Died 3 months
7	Nawashiro et al. (2001) [7]	46/F	Temporal	Surgery	?	Not described
8	Tamura et al. (2006) [8]	56/F	CP angle	Surgery, Gamma Knife	96	Alive 13 months
9	Ge et al. (2009) [9]	50/M	Temporal	Surgery	72	Not described
10	Nakao et al. (2010) [10]	74/F	CP angle	Surgery, radiation therapy	240	Alive 17 months
11	Present case Lakhdar et al. (2011)	52/M	CP angle	Surgery, radiation therapy	6	Good (3 months followup)