PMC3806695_01
Pathological finding of the third specimen for her left ovarian cyst (H&E staining; a x40, b x400). a Grade 1 endometrioid adenocarcinoma was observed. b The transition between the carcinoma and the benign endometriosis was detected.
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F1
A histological examination revealed a transition between the endometrioid adenocarcinoma and the directly adjacent endometriosis (fig. 1).
Pathological finding of the second specimen for her right ovarian cyst (H&E staining; x400). Atypical features were observed, including eosinophilic cytoplasm, large hyperchromatic or pale nuclei with moderate pleomorphism, an increased nuclear to cytoplasmic ratio, cellular crowding and stratification.
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F2
We reviewed the external slides of the previous two surgeries and confirmed the diagnosis of atypical endometriosis based on the second specimen (fig. 2).