This is endometrial adenocarcinoma which can be seen invading into the smooth muscle bundles of the myometrial wall of the uterus.

这内膜腺癌标本，癌组织已侵肌层。

BRCAl-staining status was not associated with patient age, histologic grade and myometrial invasion in type I endometrial carcinoma.

与Ⅰ型内膜癌患龄、组织学分级、肌层浸润深度无关。