Be urgent! ! ! Does blood matter with cancer normally?

Be urgent! ! ! Does blood matter with cancer normally? A kin is diagnosed to have tumor, today check blood, the doctor says " your blood is very good ah! " I think excuse me, be unlikely to contract cancer if is blood good? Because I feel, if get cancer blood really ought to insalubrious also! Help me, thanked! "Blood is very good ah "----Is this is checked through cannot of generality the what project that seeing you is check? It is tumor number other people, tumor of 5 and so on it is this probably data, when doing a sieve to check tumor, use did not make clear, can say normal word only, the odds that gets tumor is very small and tumor is actually inchoate these index still are normal likely although have OK also and inchoate creation unfortunately,also need not fearing fixed figure is checked too nevertheless is the key that assures health, if be former only,prognosis has been met a cancer, even cancer has cure a likelihood. . . Blood is good, do not have sure arrange with with cancer. Unless be haemal disease, those who be like leukaemia and so on. With the disease that blood concerns.