Table 1 Characteristics of 15 patients with omental liposarcoma.

No.	Age	Sex	Symptom	Size	Pathological diagnosis	Treatment	Prognosis	Reference
1	NA	NA	NA	NA	Myxoid liposarcoma	Operation	NA	3)
2	54	F	Leg edemaAbdominal distention	270 mm	Myxoid liposarcoma	Operation	No recurrence	4)
3	83	M	Abdominal painAbdominal distention	200 mm	Myxoid liposarcoma	Operation	No recurrence	5)
4	64	F	NA	NA	Myxoid liposarcoma	Operation	Recurrence	6)
5	25	F	Abdominal distention	NA	Myxoid liposarcoma	NA	NA	7)
6	45	M	Abdominal painAbdominal distention	NA	Myxoid liposarcoma	Operation	Recurrence	8)
7	50	F	ConstipationAbdominal distention	220 mm	Myxoid liposarcoma	Operation	Recurrence	9)
8	52	M	Abdominal pain	170 mm	Myxoid liposarcoma	Operation	No recurrence	9)
9	52	M	Abdominal pain	NA	Myxoid liposarcoma	Operation	NA	9)
10	55	F	Abdominal distentionWeight loss	150 mm	Liposarcoma	NA	NA	10)
11	34	M	Abdominal distention	250 mm	Well-differentiated liposarcoma	Operation	No recurrence	11)
12	63	M	Abdominal discomfortAscites	no clear mass	Pleomorphic liposarcoma	Conservative	Progression	12)
13	65	F	ConstipationAbdominal painAbdominal distention	300 mm	Dedifferentiated liposarcoma	Operation andAdjuvantchemotherapy	No recurrence	13)
14	11	M	Constipation	NA	Myxoid liposarcoma	NA	NA	14)
15	51	M	Abdominal pain	68 mm	Dedifferentiated liposarcoma	Operation	No recurrence	Our case

F: female; M: male; NA: not available.