D/w your oncologist
In general, the median overall survival of stage 4 kidney cancer
will be around 16 to 20 months- with a 5 year overall survival of less than 10%.
If eligible for il-2, in selected cases, ( will depend on the location of metastases, the type of cancer cells, how much metastases, other prognostic factors- overall condition etc) - il-2, can give dramatic and durable responses. D/w your md.