Table 3. Currently used VExUS scoring system.

VExUS: venous excess ultrasound score, IVC: inferior vena cava, 0: no congestion, 1: mild congestion, 2: moderate congestion, 3: severe congestion

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Grade	VExUS A	VExUS B	VExUS C	VExUS D	VExUS E
0	IVC diameter <2cm	IVC diameter <2 cm	IVC diameter <2 cm	-	-
1	IVC ≥2 cm, normal Doppler waveforms	IVC ≥2 cm, normal Doppler waveforms	IVC ≥2 cm, normal or mild Doppler waveforms	Normal Dopplers	Normal or mild abnormality
2	IVC >2 cm, mild abnormality in at least one Doppler	IVC >2 cm, mild or severe abnormality in at least one Doppler	IVC >2 cm, severe abnormalities in one Doppler	Mild or severe abnormalities in at least one Doppler	Severe abnormalities in at least one Doppler
3	IVC >2 cm, severe abnormality in at least one pattern	IVC >2 cm, mild or severe abnormalities in multiple Doppler	IVC >2 cm, severe abnormalities in multiple Doppler	Mild or severe abnormalities in multiple Doppler	Severe abnormalities in multiple Doppler