A Table 5. Summary of histopathologic diagnoses according to. exposure group. Diagnoses* Atypical adenoma or Papillary carcinoma papillary carcinoma No No. with surgery Adenomatous nodute(s) Adenoma Rongelap 67 24 18 1 Ailingnae i9 5 5 164 16 10 4 1 3 1 1 250 AS 33 5 2 7 2 3 Ronge lap 668 8 5 2 1 l Utirik 473 7 3 2 L 2 Wot je 162 3 1 1 l l 1303 18 9 3 2 2 Group adenomatous nodule Occult No, in population Diagnostic Lesion EXPOSED Utirik Total: 4 1 2 1 UNEXPOSED Total: _ l 1 *Includes more than one diagnosis in some cases (see text). One other case, No. 980, an unexposed Rongelap female, who had surgery recently (diagnosis, adenoma) is not included in the table.