carcinoma cell basal local cervix resection exception squamous treated skin carcinoma malignancies cell situ basal cervix squamous skin years treated carcinoma prostate cancer cell basal situ squamous treated skin years superficial cancer bladder basal cell carcinoma squamous skin malignancy situ cured carcinoma malignancy basal cervix years skin situ excised cell curatively carcinoma treated malignancy situ skin basal cell years squamous carcinoma cell basal malignancy situ skin squamous cervix years treated resected completely cell basal squamous skin carcinoma exceptions situ recurred intent treated curative carcinoma malignancy years situ cell basal skin situ carcinoma cervix breast cis uteri bladder adequately history treated situ carcinoma definitively cervix squamous basal melanoma skin malignancy cell