Table 2.

Clinicopathological and molecular features of recurrent EC cases.

Characteristics	Patient A	Patient B	Patient C	Patient D
Age at recurrence, y	65	55	67	68
Time of recurrence	Second time	First time	First time	First time
Disease-free interval, months	42	15	14	7
Site of recurrence	Abdominal wall	Chest wall	Ilium	Paraaortic lymph node
Pathological type of recurrent tumor	Endometrioid	Endometrioid	Endometrioid	Clear cell
Gradea	Grade 3	Grade 3	Grade 3	–
Molecular subytpe	TP53 mutant	NSMP	NSMP	TP53 mutant
Chemotherapy before sampling	Yes	Yes	Yes	Yes
Radiotherapy before sampling	Yes	No	No	No
Targeted therapy before sampling	No	No	No	No

^aGrade was only determined in endometrioid EC. EC, endometrial cancer; NSMP, no specific molecular profile.