Sporadic versus Radiation-Associated Angiosarcoma: A Comparative Clinicopathologic and Molecular Analysis of 48 Cases

Table 3

Immunohistochemical and mutational analysis of prognostic markers comparing sporadic angiosarcomas (SA) and radiation-associated angiosarcomas (RAA).

	p53 overexpression	Ki-67		hTERT	TP53; mutation	ATM; mutation
		<50%	≥50%
SA	9/35; (25.7%)	22/34; (64.7%)	12/34; (35.3%)	37/37; (100%)	5/37 (13.5%)	0/37; (0%)
RAA	0/9; (0%)	5/9; (55.6%)	4/9; (44.4%)	9/9; (100%)	1/9; (11.1%)	0/9; (0%)