Mutations No Percentage EGFR Mutation 13 32.5 PTEN Mutation 7 17.5 EGFR/PTEN (Both +ve) 3 7.5 EGFR +ve/PTEN –ve 10 25 PTEN+ve/EGFR-ve 4 10 EGFR-ve/PTEN-ve 23 57.5

Table 4: Distribution of patients as per the type of mutation.