Fig. 2

CT angiography and US findings of arterial thrombosis in a 65-year-old man with aPLs. A A near-complete intra-luminal filling defect was observed in the left proximal FA on CT angiography. On US, B an echogenic filling defect was observed in the left proximal FA on gray-scale image without compression and C with compression by probe. D No color signal was observed in the left proximal FA on color Doppler image. Abbreviations: aPLs antiphospholipid antibodies, CFV common femoral vein, CT computed tomography, DFA deep femoral artery, FA femoral artery, US ultrasonography