*  Department of Gynecology, Félix Guyon Hospital, 97400 Saint-Denis, Ile de la Réunion, France.
** Department of Gynecology, Intercommunal’s Hospital, 97400 Saint-Benois, Ile de la Réunion, France.

Case report

This is a case of a 30-year-old woman G3P2, who was referred to our antenatal unit at 34 weeks of gestation. patient underwent termination of the previous pregnancy due to Trisomy 18, one year ago. Her personal and family history were otherwise non-contributive.

The ultrasound exam at 24 weeks of gestation revealed an isolated cyst located in the right thorax. The follow-up exam at 34 weeks of gestation confirmed the right thoracic cyst. The cardiac exam was normal. There were no signs of heart compression or heart failure.The follow-up exam at 36 weeks did not show any enlargement of the cyst and the exam one week later was identical. 

Patient delivered vaginally at 38 weeks of gestation. The neonatal exam and CT confirmed the finding of the isolated cyst in the right thorax.

The neonate had an episode of hypoxia and underwent thoracotomy on the 4th day of life. Cyst was removed and the pathologist confirmed the diagnosis of the bronchogenic cyst.

Images 1,2: 34 weeks, transverse view of the thorax, 4-chamber view of the heart and the anechoic cyst located in the right thorax.