Conjoined twins (ultrasound 1st trimester - fetopathology)

Case contributed by Fabien Ho
Diagnosis certain

Presentation

Incidental finding. Non-relevant history at presentation.

Patient Data

Age: 13 weeks

This foetus is obviously dysmorphic.
Cephalic pole : acrania with paracervical pseudocysts.
Thorax : careful examination reveals two hearts (video 2), a triangle-shaped thorax with split thoracic vertebrae in axial scan. Hydrothorax is also seen.
Caudal pole is not properly imaged.  

Post-abortion pathology : conjoined twins, ventral union, cephalo-thoracophagus variant, with acrania. 

Case Discussion

Post-abortion pathology : conjoined twins, ventral union, cephalo-thoracophagus variant, with acrania. 
Incidental finding.

Special thanks : Dr F. Cuillier, Dr C. Fernandez, Dr R. Hoarau.

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