PTEN Sequence Analysis in Endometrial Hyperplasia and Endometrial Carcinoma in Slovak Women

Table 1

Frequency of PTEN mutations in endometrial samples.

Histologic diagnosis	Mutation frequency (%)
Hyperplasias	5/15 (33%)
Simple hyperplasia	0/3 (0%)
Complex hyperplasia	3/5 (60%)
Atypical complex hyperplasia	2/7 (29%)
Endometrioid carcinomas	19/25 (76%)
Grade 1	15/20 (75%)
Grade 3	4/5 (80%)
Nonendometrioid carcinomas	0/5 (0%)
Serous adenocarcinoma	0/5 (0%)