Table 1. Details of 13 patients with orbital liposarcoma.

No.	Age (y)	Sex	Affected orbital side	Disease course (mo)	Disease status	Clinical manifestations	Visual acuity	Operative treatment	Follow-up treatment	Relations between liposarcoma with surrounding tissue	Longest diameter of liposarcoma (cm)	Histological subtype	Immunohistochemical indicators
													Ki-67	Vimentin	CD34	SMA	S-100
1	51	F	OS	1	Primary	Eyelid palpable mass	1	Tumor resection	Radioactive seed implantation	Orbital bone	1.8	Myxiod	60%	＋	＋	＋	＋
2	44	M	OD	16	Primary	Eyelid palpable mass	5.1	Orbital exenteration	External gamma radiation therapy	Optic nerve	6	Dedifferentiated	1%	＋	＋	－	＋
3	81	M	OS	12	Primary	Proptosis & diplopia	4.9	Tumor resection	Radioactive seed implantation	／	2.8	Myxiod	／	／	／	／	／
4	36	F	OD	2	Primary	Proptosis	4.85	Tumor resection	External gamma radiation therapy	／	5	Pleomorphic	70%	＋	＋	－	＋
5	61	F	OS	10	Primary	Proptosis & epiphora	4.9	Tumor resection	External gamma radiation therapy	／	2.8	Well-differentiated	1%	＋	＋	／	＋
6	19	F	OD	12	Primary	Proptosis	5	Tumor resection	／	Striated muscle	／	Myxiod	3%	＋	－	－	＋
7	24	F	OD	36	Primary	Proptosis	4.8	Tumor resection	No follow-up treatment	Striated muscle	／	Dedifferentiated	100%	／	＋	＋	＋
8	63	M	OS	12	Primary	Proptosis	4.7	Orbital exenteration	No follow-up treatment	Optic nerve	3.5	Myxiod	5%	＋	／	－	＋
9	36	F	OD	9	Primary	Proptosis	3.8	Orbital exenteration	External gamma radiation therapy	Optic nerve	4	Well-differentiated	5%	＋	＋	－	－
10	57	F	OD	24	Primary	Proptosis & diplopia	3	Tumor resection	No follow-up treatment	Striated muscle	2	Dedifferentiated	3%	＋	＋	＋	＋
11	34	M	OD	1	Primary	Proptosis	4.85	Tumor resection	External gamma radiation therapy	Orbital bone	4	Myxiod	40%	＋	－	－	＋
12	50	M	OS	8	Secondary	Proptosis	3.5	Tumor resection	／	Striated muscle	／	Myxiod	／	／	／	＋	－
13	32	F	OD	6	Primary	Proptosis	3.3	Tumor resection	External gamma radiation therapy	Striated muscle	3.5	Well-differentiated	20%	／	＋	—	－

OD: Right eye; OS: Left eye; SMA: Smooth muscle actin.