腺瘤样瘤（英语：Adenomatoid tumor），是一种原生的间皮性肿瘤。它一般出现于生殖道，比如睾丸和副睾。但是，它也发现于胰腺中。

在妇科中，它也发现于子宫和输卵管里。

Adenomatoid tumor is a benign mesothelial tumor. It generally presents in the genital tract, in regions such as the testis and epididymis. However, it also has been found in the pancreas.

In the female, it has been found in the body of the uterus and the fallopian tube.