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Related Experiment Videos

Tracheal cartilaginous sleeve.

S Davis1, K E Bove, T R Wells

  • 1Department of Pathology, Children's Hospital Medical Center, Cincinnati, Ohio 45229.

Pediatric Pathology
|May 1, 1992
PubMed
Summary

Tracheal cartilaginous sleeve (TCS) is a rare congenital condition where cartilage rings are fused. This study details five new patients, four with dominant craniosynostosis (CS), suggesting a shared developmental defect.

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Area of Science:

  • Medical Genetics
  • Developmental Biology
  • Pediatric Surgery

Background:

  • Tracheal cartilaginous sleeve (TCS) is a rare congenital malformation.
  • Previously, TCS has been exclusively reported in association with craniosynostosis (CS).

Observation:

  • This study presents five new cases of TCS.
  • Four out of five patients exhibited a dominantly inherited form of CS.
  • Gross examination revealed a continuous cartilaginous sleeve with posterior interruption, lacking a normal pars membranacea.

Findings:

  • Histological analysis showed variable ring formation, predominantly on the posterolateral aspect of the trachea.
  • The functional significance of TCS remains undetermined.
  • Prevalence data of TCS within CS syndromes are currently unavailable.

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Implications:

  • The findings suggest a potential common mesenchymal defect underlying both TCS and CS.
  • This malformation may be analogous to other mesenchymal abnormalities observed in patients with CS.
  • Further research is needed to elucidate the pathogenesis and clinical impact of TCS.