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Updated: Jun 7, 2026

Transuterine Fetal Tracheal Occlusion Model in Mice
Published on: February 5, 2021
Thoracic defects: cleft sternum and Poland syndrome
1Heineman Medical Research Foundation, 1001 Blythe Boulevard, Suite 604, Charlotte, NC 28203, USA. lisa.freeman@heineman.org
Insights
Thoracic cage defects, like cleft sternum and Poland syndrome, are rare but risky. Surgical correction is recommended, especially in newborns for cleft sternum, with methods varying by defect severity, age, and gender.
Area of Science:
- Congenital Thoracic Surgery
- Pediatric Thoracic Malformations
- Skeletal Dysplasias
Background:
- Thoracic cage defects, including cleft sternum and Poland syndrome, are uncommon congenital anomalies.
- These conditions pose significant risks due to potential bone and muscle deficits, impacting vital organs.
- Cleft sternum, a failure of sternal fusion, leaves the heart and great vessels vulnerable.
Purpose of the Study:
- To review the characteristics and management of rare thoracic cage defects.
- To highlight the importance of timely intervention for conditions like cleft sternum.
- To discuss the factors influencing surgical correction strategies for various thoracic anomalies.
Main Methods:
- Literature review of congenital thoracic cage defects.
- Analysis of clinical presentations and associated anomalies.
- Discussion of surgical techniques and timing based on defect severity.
Main Results:
- Cleft sternum requires neonatal surgical correction for optimal outcomes.
- Sternal foramen necessitates precautions for medical procedures and forensic considerations.
- Poland syndrome presents with diverse anomalies, including limb and organ malformations.
Conclusions:
- Early surgical intervention is crucial for cleft sternum in neonates.
- Management of thoracic cage defects is individualized based on patient factors.
- Awareness of associated anomalies is vital for comprehensive patient care.
Abstract:
Defects of the thoracic cage with bone and/or muscle deficit are relatively rare and can present a real risk depending on the severity of manifestations. Cleft sternum results from failed midline fusion of the sternal halves that leaves the heart and great vessels unprotected, and is commonly associated with craniofacial hemangiomas. Correction is recommended during the neonatal period when compliant thorax allows direct suturing of the divided sternum. Sternal foramen requires precaution during biopsy and acupuncture as well as forensic awareness. In addition to the thoracic defect, Poland syndrome can be associated with hand anomalies, dextrocardia, renal agenesia, and various tumors. Age and gender, together with the degree of the defect, define the method of surgical correction.
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