KIT and dysgerminoma of ovary: Mutations in c-KIT codon 816 were found in 5 (33%) and mutations in codon 822 in 3 (20%) out of the 15 pure ovarian dysgerminoma cases (case 17, 19, 22, 25, 31 and 21, 24, 27 respectively, Table 1), accounting for 53% of cases analyzed.