- Other malignancy within 5 years prior to enrollment, except for curatively treated carcinoma in situ of the cervix, squamous cell carcinoma of the skin or basal cell skin cancer, or cervical carcinoma Stage 1B or less, breast cancer in situ or localized prostate cancer Stage T1c if treated with curative intent and relapse- and metastasis-free for at least 2 years prior to enrollment