Clinics and pathology Disease ALL or ANLL. Phenotype / cell stem origin ALL cases are mostly pre B ALL; AML cases are M0, M1 or M2 AML, with, in most cases, a CD7+, CD33+ phenotype. Epidemiology Only 6 (poorly described) ALL cases and 9 ANLL cases, herein reviewed; incidence of +10: less than 1% of ANLL; sex ratio in ANLL cases is, so far, 1M/2F, and median age is 60 yrs (37-80 yrs), while ALL ...