Right sided aortic arch - fetal ultrasound

Case contributed by Bahman Rasuli
Diagnosis certain

Presentation

Primigravida for 33-weeks scan. No complaints. 11-13 weeks scan was normal.

Patient Data

Age: 30 years
Gender: Female

There was normal fetal situs.

There is 'U' configuration of the pulmonary artery and aortic arch.

The trachea is seen within 'U'. 

Four chamber view, LVOT-RVOT are normal.

Rest of the fetal anatomical survey was normal.

Fetal maturity corresponded to LMP.

Case Discussion

Findings suggest right-sided aortic arch in a fetus of 33-weeks gestation.

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