Had 8 hour operation 2 weeks ago for stomach cancer - what is my outcome

i need the honest truth to my questions please if after a testicle removal last august several weeks later diagnosed with secondary cancer spread to my lymph nodes after 3 months of chemo a tumour they had found before chemo had gew rapidly had 8 hour operation 2 weeks ago for stomach cancer behind my intestines by blood vessels had bloods done on friday since my op what is my outcome