Doppler ultrasound is preferred test
CTV or MRV have higher sensitivity/specificity if continued clinical concern
May also consider:
CXR to evaluate for causes of thoracic outlet obstruction
Laboratory testing
CXR to evaluate for causes of thoracic outlet obstruction
Laboratory testing
Paget-Schroetter syndrome
Cellulitis
Wilson's disease
Deep venous thrombosis
Zollinger-Ellison syndrome
Kounis syndrome
Lymphatic obstruction
Lown-Ganong-Levine syndrome