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[Pediatric retroperitoneal tumors]

I Benicio dos Santos, M Benicio dos Santos

    Revista Interamericana De Radiologia
    |January 1, 1980
    PubMed
    Summary
    This summary is machine-generated.

    Wilm's tumor is the most common retroperitoneal tumor in children, followed by neuroblastoma. Plain abdominal X-rays can help locate these pediatric abdominal tumors by observing kidney border obliteration.

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    Area of Science:

    • Pediatric Oncology
    • Diagnostic Radiology

    Background:

    • Retroperitoneal tumors are a significant concern in pediatric oncology.
    • Understanding the incidence and diagnostic imaging of these tumors is crucial for early detection and treatment.
    • Previous literature suggests neuroblastoma as a highly frequent abdominal tumor in children, a notion this study investigates.

    Purpose of the Study:

    • To analyze the incidence of various retroperitoneal tumors in infants and children.
    • To evaluate the diagnostic utility of plain abdominal X-rays in localizing pediatric abdominal tumors.

    Main Methods:

    • Retrospective review of 65 cases of retroperitoneal tumors in infants and children.
    • Analysis of diagnostic imaging techniques including plain X-ray, Excretory Urography, Cavography, Arteriography, and gastrointestinal series.

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  • Emphasis on plain abdominal X-ray findings, specifically the obliteration of kidney borders by retroperitoneal masses.

    • Main Results:

    • Wilm's tumor was the most frequent retroperitoneal tumor (49.2%), followed by neuroblastoma (33.8%).
    • Contrary to some literature, neuroblastoma was not the most frequent abdominal tumor in this pediatric cohort.
    • Plain abdominal X-rays effectively indicated retroperitoneal location by demonstrating obliteration of the kidney's border.

    Conclusions:

    • Wilm's tumor is the predominant retroperitoneal tumor in the studied pediatric population.
    • Plain abdominal radiography offers a simple yet effective method for differentiating retroperitoneal from intraperitoneal masses.
    • The obliteration of kidney borders on plain X-ray is a key indicator for retroperitoneal tumors.