Pulmonary Cysts (Lungenzysten)

General information:

  • Lesion develops between the 6th and 16th week of gestation. In contratst to the central (bronchogenic) cyst, they may be multiple and extensive.
  • Bronchial communication is more common.
  • Differential diagnosis includes CCAM, congenital lobar emphysema, pneumothorax (sharp costophrenic angle) or congenital diaphragmatic hernia.
Congenizal pulmoary cysts with mediatinal shift
Congenizal pulmoary cysts with mediatinal shift


  • Respiratory distress shortly after birth.

Diagnostic workout:

  • Plain chest X-ray, CT scan.

Indication for operation:

  • Clear indication for resection.


  • Thoracotomy, segmentectomy or lobectomy.

Postoperative management:

  • Chest tubes may be removed if the lung is fully expanded and drainage volumes decrease below 20 to 50cc during a 24 hour period.


  • Good.
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