Article
Aberrant right subclavian artery (ARSA) in unselected population at first and second trimester ultrasonography
31 Jul 2012
Abstract excerpt
OBJECTIVES: To evaluate the feasibility of examining aberrant right subclavian artery (ARSA) at first and second trimester gestation, its prevalence and associations in an unselected population. METHODS: Right subclavian artery (RSA) was prospectively evaluated in 6617 routine patients. When ARSA was detected, fetal echocardiography was offered and fetal karyotyping was discussed. If invasive testing was...
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