A significant difference between the two extremities is considered to be 20 mmHg and above. The only pitfall of this initial testing occurs with bilateral ... universal. Arterial duplex is ...

The role of venous duplex ultrasound (US ... or D-dimer measurement plus bilateral lower extremity venous compression US (if D-dimer level is >500 ng/mL), followed by chest CT if US results ...

On examination, the patient had a full complement of lower-limb pulses. A lower-limb arterial duplex scan detected bilateral popliteal artery occlusion on forced plantar flexion. As there were ...