Table 3 Clinical course of gefitinib-responders
Clinical course | No. of patient |
|---|---|
Maintain PR and still continue | 3 |
Cessation by patient's will during PR | 2 |
Disease progression (PD) | 22 |
   Insistence to continue | 4 |
   Resumption | 4 |
   Rechallenge | 6 |
   Cessation of gefitinib by PD and no therapy | 8 |