Results that “rule-in” or “rule-out” upper-extremity DVT
| Results . |
|---|
| Rules-in upper-extremity DVT |
| Venous ultrasound |
| Noncompressibility of the axillary, brachial veins, or jugular vein |
| Intraluminal defect (unequivocal) with associated absence of flow in the subclavian vein |
| Venography (includes CT and MRI) |
| Intraluminal filling defect within brachial vein to superior vena cava |
| Rules-out upper-extremity DVT |
| Venous ultrasound |
| No DVT within brachial to subclavian veins AND not suspected of having a more central DVT |
| No DVT on US AND normal repeat US after 7 d |
| D-dimer |
| Negative very sensitive test (eg, D-dimer <500 μg/L) AND low or unlikely CPTP |
| Venography (includes CT and MRI) |
| No intraluminal filling defect within brachial vein to superior vena cava |
| Results . |
|---|
| Rules-in upper-extremity DVT |
| Venous ultrasound |
| Noncompressibility of the axillary, brachial veins, or jugular vein |
| Intraluminal defect (unequivocal) with associated absence of flow in the subclavian vein |
| Venography (includes CT and MRI) |
| Intraluminal filling defect within brachial vein to superior vena cava |
| Rules-out upper-extremity DVT |
| Venous ultrasound |
| No DVT within brachial to subclavian veins AND not suspected of having a more central DVT |
| No DVT on US AND normal repeat US after 7 d |
| D-dimer |
| Negative very sensitive test (eg, D-dimer <500 μg/L) AND low or unlikely CPTP |
| Venography (includes CT and MRI) |
| No intraluminal filling defect within brachial vein to superior vena cava |