Peripheral nerve sheath tumour mimicking deep calf thrombus: An incidental finding during lower limb venous Doppler ultrasound.

In addition to assessing the lower limb venous system during deep venous thrombosis scans, sonographers should be mindful that other soft tissue lesions such as peripheral nerve sheath tumour may be present with symptoms that mimic those of a thrombotic leg, and therefore check to exclude or confirm the presence of any adjacent soft tissue lesions, especially at the symptomatic site indicated by the patient.