By the ACR Appropriateness Criteria, Ultra-sonography of the lower extremity with Doppler is the highest rated. Followed by Magnetic Resonance Angiography of the lower extremity and pelvis with and without contrast. MRA is the primary modality for pelvic DVT and for thigh DVT if Ultrasound is nondiagnostic. Of the lowest rated is X-ray venography of the pelvis and lower extremity. X-ray venography is used primarily in conjunction with
By the ACR Appropriateness Criteria, Ultra-sonography of the lower extremity with Doppler is the highest rated. Followed by Magnetic Resonance Angiography of the lower extremity and pelvis with and without contrast. MRA is the primary modality for pelvic DVT and for thigh DVT if Ultrasound is nondiagnostic. Of the lowest rated is X-ray venography of the pelvis and lower extremity. X-ray venography is used primarily in conjunction with