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Syngnathia: a report of two cases
1Department of Plastic Surgery, Hospital for Sick Children, Toronto, Ontario, Canada.
Insights
Congenital syngnathia, a rare condition causing jaw adhesions, presents feeding and airway issues in newborns. Early surgical intervention offers a favorable prognosis for restoring jaw function.
Area of Science:
- Medical Genetics
- Pediatric Surgery
- Anesthesiology
Background:
- Syngnathia is a rare congenital anomaly characterized by soft tissue or bony adhesions between the maxilla and mandible.
- This condition can lead to significant challenges in neonatal airway protection and feeding.
- It is often associated with other congenital anomalies, necessitating comprehensive management.
Observation:
- Two cases of congenital syngnathia, specifically secondary to interalveolar soft tissue synechia, are presented.
- These cases highlight the immediate neonatal problems related to airway and feeding.
- The rarity of syngnathia is emphasized, with fewer than 50 cases reported, frequently linked to popliteal pterygium syndrome.
Findings:
- Surgical management, involving the division of adhesions, is recommended in the early neonatal period.
- Anesthetic management can be challenging depending on the severity of the syngnathia.
- The prognosis for cases involving soft tissue adhesions is generally favorable, with potential for functional recovery.
Implications:
- Early diagnosis and surgical intervention are crucial for managing congenital syngnathia.
- Multidisciplinary management is essential due to associated anomalies.
- Further research into anesthetic strategies for these complex cases is warranted.
Abstract:
Syngnathia is a rare anomaly involving soft tissue or bony adhesions between the maxilla and mandible. Two cases of congenital syngnathia secondary to interalveolar soft tissue synechia are presented. These children present problems with airway protection and feeding in the immediate neonatal period. Most have multiple associated anomalies requiring concurrent management. Less than 50 cases have been described, most commonly in association with popliteal pterygium syndrome. Surgical management involves division of the adhesions in the first few days of life. Depending on the severity, these patients may present formidable anesthetic challenges. The prognosis is generally favorable in cases of soft tissue adhesions with eventual restoration of normal mandibular motion and function.
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