Table 4. Histological characteristics of the "understaged" patients of the second period.

Patient no.	Preoperative risk	Surgery	Postoperative risk	Final histology	Tumor size (mm)	FIGO stage	Lymphovascular invasion	Reintervention
1	Low	HT+PL	High	Endometrioid	50	II	No	NI
2	Low	HT+PL	High	Endometrioid	45	IIIC	No	NI
3	Low	HT+PL	High	Mucinous	73	IIIC	No	NI
4	Intermediate	HT+PL	High	Carcinosarcoma	63	IA	No	NI
5	Low	HT	High	Mixed adenocarcinoma	35	IA	Yes	Yes
6	Low	HT	High	Endometrioid	20	IB	Yes	Yes
7	Low	HT	High	Endometrioid	30	IB	Yes	Yes
8	Low	HT	High	Endometrioid	35	IB	Yes	Yes
9	Low	HT	High	Endometrioid	30	IA	Yes	Yes
10	Low	HT	High	Endometrioid	NA	IA	Yes	Yes
11	Low	HT	High	Endometrioid	70	II	Yes	Yes
12	Low	HT	High	Endometrioid	65	IIIB	Yes	No
13	Low	HT	High	Endometrioid	27	IB	Yes	No
14	Intermediate	HT	High	Clear cell adenocarcinoma	43	IA	No	Yes
15	Intermediate	HT	High	Endometrioid	20	IA	Yes	Yes
16	Intermediate	HT	High	Endometrioid	35	IA	Yes	No
17	intermediate	HT	High	Endometrioid	40	IIIB	Yes	No

FIGO, International Federation of Gynecology and Obstetrics; HT, hysterectomy; NA, not available; NI, non indicated; PL, pelvic lymphadenectomy.