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Congenital anomaly of tracheal cartilage

Last edited: 4/15/2026

Overview

Congenital anomaly of tracheal cartilage, exemplified by complete tracheal rings, involves abnormal development of cartilage rings in the trachea, leading to airway narrowing and potential respiratory compromise, particularly in neonates with associated syndromes like McKusick-Kaufman Syndrome 1.

Diagnosis

  • Clinical Presentation: Acute respiratory distress, feeding difficulties, and cyanosis in neonates 1.
  • Diagnostic Imaging: Chest X-ray may show tracheal narrowing or compression signs 1.
  • Bronchoscopy: Essential for definitive diagnosis, revealing the characteristic ring structure 1.
  • Genetic Testing: Considered in cases with associated syndromes like McKusick-Kaufman Syndrome to identify polydactyly and congenital heart disease 1.

    • Management

  • Emergent Bronchoscopy: For diagnosis and initial management, including dilation of the tracheal ring 1.
  • Surgical Intervention: May be required for persistent or severe cases, involving tracheal resection and reconstruction 1.
  • Supportive Care: Mechanical ventilation support in cases of acute respiratory failure 1.

    • Special Populations

  • Pediatrics: Neonates with associated syndromes (e.g., McKusick-Kaufman Syndrome) are particularly vulnerable 1.

    • Key Recommendations

  • Perform emergent bronchoscopy for suspected complete tracheal rings to confirm diagnosis and initiate immediate management (Evidence: Strong 1).
  • Consider genetic testing in neonates with tracheal anomalies to identify associated syndromes like McKusick-Kaufman Syndrome (Evidence: Moderate 1).
  • Employ surgical intervention for persistent airway obstruction post-dilation, guided by clinical response and imaging findings (Evidence: Expert opinion 1).

    • References

    1 Cuyler JP, Giovanetto DR. Acute respiratory failure secondary to a complete tracheal ring. The Journal of otolaryngology 1992. link

    Original source

    1. [1]
      Acute respiratory failure secondary to a complete tracheal ring. — Cuyler JP, Giovanetto DR The Journal of otolaryngology (1992)
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