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Fig. 2 | BMC Pregnancy and Childbirth

Fig. 2

From: Predictive value of aberrant right subclavian artery for fetal chromosome aneuploidy in women of advanced maternal age

Fig. 2

Inspection of fetal aberrant right subclavian artery. a: Anatomical diagram of fetal ARSA. b: The three vessels and trachea view of normal fetuses. c: Fetal ARSA in the three vessels and trachea view. d: Fetal ARSA in the coronal view. ARCH, aorta; DA, descending aorta; LCA, left carotid artery; LSA, left subclavian artery; MPA, main pulmonary artery; RCA, right carotid artery; RSA, right subclavian artery; SVC, superior vena cava; T, trachea

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