目的探讨超常胎盘部位(EPS)反应的临床病理特点及其鉴别诊断要点。
Objective To investigate clinicopathological characteristics and differential diagnosis of exaggerated placental site (EPS).
目的：探讨超常胎盘部位（EPS） 的病理形态与免疫组化特征，提出鉴别诊断要点。
Purpose To study the pathological features and immunohistochemical expressions of exaggerated placental site (EPS) and to propose its differential diagnosis.
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