Table 1.

Expression of Prox1 in 314 vascular endothelial tumors.

Tumor type	Positive/total	% positive
Hemangioma variants	30/71	42
Capillary hemangioma, juvenile	0/10	0
Capillary hemangioma, lobular	0/7	0
Capillary hemangioma, NOS	3/13	23
Cavernous hemangioma	3/15	20
Spindle cell hemangioma	16/17	94
Venous hemangioma	8/9	89
Papillary endothelial hyperplasia	0/3	0
Lymphangioma	9/9	100
Lymphangioendothelioma	1/1	100
Hemangioendotheliomas	46/81	56
Epithelioid hemangioendothelioma	29/62	47
Epithelioid sarcoma-like hemangioendothelioma	0/1	0
Papillary intralymphatic hemangioendothelioma (Dabska tumor)	1/1	100
Kaposiform hemangioendothelioma	5/5	100
Retiform hemangioendothelioma	11/12	92
Angiosarcoma	53/105	48
Scalp and face	20/23	86
Other cutaneous (non-radiation associated)	3/5	75
Deep soft tissue	4/11	36
Radiation associated, chest wall and breast	3/5	60
Postmastectomy angiosarcoma (Stewart-Treves)	1/2	50
Splenic	1/4	25
Visceral/gastrointestinal	4/13	33
Body cavity-associated	6/11	55
Cardiac and pericardial	3/12	20
Other (includes metastases)	8/19	40
Kaposi sarcoma	43/44	98
Total for vascular tumors	182/314	58