Abstract
Analysis of the karyotype of an azoospermic 27-year-old man, without any dysmorphism, showed the presence of a ring chromosome 21.
MeSH terms
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Adult
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Chromosome Aberrations*
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Chromosomes, Human, 21-22 and Y*
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Humans
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Infertility, Male / genetics*
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Karyotyping
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Male
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Pedigree
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Phenotype
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Ring Chromosomes*