Numerical sex chromosome aberrations in juvenile angiofibromas: Genetic evidence for an androgen-dependent tumor?

Abstract excerpt

Juvenile angiofibromas (JAs) are rare benign tumors arising almost exclusively in the posterior nasal cavity of adolescent males. While male sex predominance and tumor manifestation during adolescence are well known clinical features, their genetic causes are still unknown. Observation of an increased androgen binding rate to the cytosol of JAs and immunohistological finding of strong AR expression have suggested...

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