Fig. 3From: TFE3-associated perivascular epithelioid cell tumor with complete response to mTOR inhibitor therapy: report of first case and literature reviewA Strong expression of HMB-45, Score 4+ (40x); B strong expression of MELAN A Score 4 + (40x); C Strong expression of TFE-3, Score 3 + (40x); and D -Ki-67 positivity seen in 30–35% of tumour cellsBack to article page