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a Prenatal ultrasound showing an echogenic thoracic mass with a main vessel (with arrow); b post-natal thoracic ultrasound showing an echogenic thoracic mass (white arrow) with a characteristic central hypogenic “star-like mass” (black triangle), in contact with the diaphragm (black triangle) and ribs (white star); c CT scan confirms the presence of the thoracic lesion (white arrow)
