Aberrant right subclavian artery

Case contributed by Ashesh Ishwarlal Ranchod
Diagnosis probable

Presentation

Known trisomy 21 with desaturation during feeding. Request for a water-soluble swallow.

Patient Data

Age: 8 days
Gender: Female
x-ray

Evidence of mild bronchiolitis with an otherwise unremarkable chest and abdomen in view of known trisomy 21.

Fluoroscopy

There is a persistent and abnormal, oblique, extrinsic impression on the thoracic esophagus at approximately T3/ T4 vertebral level suggestive of an aberrant right subclavian artery.

There is minimal oro-nasopharyngeal reflux.

There is no duodenal atresia.

The water-soluble swallow is otherwise normal.

Case courtesy: Dr Amaresh I. Ranchod

Fluoroscopy

A screen grab confirms a normal upper abdominal appearance with no duodenal atresia, malrotation, or obstruction.

Case Discussion

A case of a suspected aberrant right subclavian artery in a trisomy 21 patient.

There is an association between trisomy 21 and an aberrant right subclavian artery.

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