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Related Experiment Videos

Bilateral pulmonary agenesis

A G Ostör, R Stillwell, D W Fortune

    Pathology
    |July 1, 1978
    PubMed
    Summary
    This summary is machine-generated.

    Bilateral pulmonary agenesis, the absence of both lungs, is reported in two infants. Associated major system abnormalities were also observed, with no chromosomal cause identified.

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    Area of Science:

    • Pediatric Medicine
    • Developmental Biology
    • Medical Genetics

    Background:

    • Bilateral pulmonary agenesis is a rare congenital anomaly characterized by the complete absence of lung tissue.
    • This condition is often associated with other severe developmental defects, leading to high perinatal mortality.
    • Understanding the etiology and associated malformations is crucial for diagnosis and management.

    Observation:

    • Two cases of infants presenting with bilateral pulmonary agenesis are described.
    • These infants had gestational ages of 31 and 41 weeks.
    • Significant, previously unreported abnormalities in other organ systems were noted in both cases.

    Findings:

    • The primary finding is the co-occurrence of bilateral pulmonary agenesis with multiple, severe, and novel extra-pulmonary malformations.

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  • Detailed examination ruled out chromosomal abnormalities as the underlying cause for this specific presentation.
  • The etiology for this complex constellation of defects remains undetermined.

    • Implications:

    • The findings suggest that complex, non-chromosomal genetic or environmental factors may contribute to severe congenital anomalies like pulmonary agenesis.
    • These cases highlight the need for comprehensive evaluation in infants with pulmonary agenesis to identify associated malformations.
    • Further research is warranted to elucidate the specific pathogenic mechanisms underlying these rare and severe developmental disorders.