Ability of a single negative ultrasound to rule out deep vein thrombosis in pregnant women: A systematic review and meta‐analysis

BACKGROUND: The diagnostic accuracy of ultrasound (US) for suspected lower extremity deep vein thrombosis (DVT) in nonpregnant patients has been well validated. However, in pregnant women with suspected DVT and an initial negative US, serial US is generally recommended. We aimed to determine the ability of single negative US to exclude DVT in symptomatic pregnant women. METHODS: Two authors independently reviewed the following databases: …