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Morphologic anomalies in triploid liveborn fetuses.

N Doshi, U Surti, A E Szulman

    Human Pathology
    |August 1, 1983
    PubMed
    Summary
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    Triploidy, a chromosomal abnormality, presents a wide spectrum of features, including new histopathologic findings like Leydig cell hyperplasia and organ hypoplasia. Accurate diagnosis is crucial, as triploidy does not impact future parental reproductive success.

    Area of Science:

    • Perinatology
    • Genetics
    • Pathology

    Background:

    • Triploidy is a chromosomal abnormality characterized by three sets of chromosomes.
    • Understanding the full spectrum of triploidy's morphologic features is essential for accurate diagnosis and prognosis.

    Purpose of the Study:

    • To analyze the gross and histopathologic features of triploid infants.
    • To identify new or underemphasized histopathologic findings in triploidy.
    • To correlate findings with placental pathology.

    Main Methods:

    • Morphologic analysis of 43 complete and 11 mosaic triploid infants.
    • Histopathologic examination of affected tissues.
    • Review of placental morphology.

    Main Results:

    Related Experiment Videos

    • Identified new histopathologic features: testicular Leydig cell hyperplasia, increased hematopoiesis, ovarian, adrenal, and pulmonary hypoplasia.
    • Partial hydatidiform mole was present in approximately 70% of triploid cases, often linked to observed features.
    • The spectrum of triploidy ranges from near normalcy to multisystemic involvement.

    Conclusions:

    • Recognizing the broad spectrum of triploidy and associated placental abnormalities is critical.
    • Accurate morphologic diagnosis of triploidy is important, as it does not affect future parental reproductive performance.