Minireviews
Copyright ©The Author(s) 2021.
World J Crit Care Med. Sep 9, 2021; 10(5): 194-203
Published online Sep 9, 2021. doi: 10.5492/wjccm.v10.i5.194
Figure 1
Figure 1 Study optimization.
Figure 2
Figure 2 Compression ultrasound example.
Figure 3
Figure 3 Pretest evaluation algorithm. CDUS: Complete doppler ultrasound; DVT: Deep venous thrombosis; ECUS: Extended compression ultrasound.
Figure 4
Figure 4 Different protocols. Dotted arrows correspond to ultrasound scans separated by 2 cm intervals. Yellow segments instead represent doppler points. CDUS: Complete doppler ultrasound; ECUS: Extended compression ultrasound; 2-region: Two-region ultrasound.
Figure 5
Figure 5 Reference points and respective sonogram images. A: Artery; GS: Great saphenous vein; V: vein.