Sites | Total | Imaging diagnosis method | ||||
---|---|---|---|---|---|---|
DUS | CT | MRV | MRI | Pulmonary ventilation/perfusion imaging | ||
Renal vein | 9 | 5 | 4 | |||
Pulmonary artery | 7 | 4 | 3 | |||
Deep veins of leg | 6 | 6 | ||||
Cerebral venous sinus | 6 | 6 | ||||
Inferior vena cava | 3 | 3 | ||||
Portal vein | 2 | 2 | ||||
Superior mesenteric vein | 2 | 2 | ||||
Internal jugular vein | 1 | 1 | ||||
Cerebral artery | 2 | 2 | ||||
Popliteal artery | 1 | 1 |