Evidence map›Paper›PMID 21912980›Full record

SynthesisJournal of assisted reproduction and genetics2011

Clinical diagnostic testing for the cytogenetic and molecular causes of male infertility: the Mayo Clinic experience.

Sean E Hofherr, Anne E Wiktor, Benjamin R Kipp, D Brian Dawson, Daniel L Van Dyke

Open access · greenAbstract readMeta-Analysis
In one paragraph

Synthesis in Journal of assisted reproduction and genetics, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed
3.6field-weighted citation impact, top 7% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

26 citing papers in PubMed, 58 citations in OpenAlex.

  1. Article
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  9. Male infertility due to testicular disorders.The Journal of clinical endocrinology and metabolism · 2021
    Review
  10. Testicular function in boys with 47,XYY and relationship to phenotype.American journal of medical genetics. Part C, Seminars in medical genetics · 2020
    Article
  11. Review
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  13. Observational
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  20. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors at 2 institutions in 1 country.

Sean E HofherrClinical Biochemical Genetics, Department of Laboratory Medicine and Pathology, Mayo Clinic College of Medicine, Rochester, MN 55902, USA. Hofherr.Sean@Mayo.edu
Anne E Wiktor
Benjamin R Kipp
D Brian Dawson
Daniel L Van Dyke
Mayo Clinic · USMayo Clinic in Florida · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeApproximately 8% of couples attempting to conceive are infertile and male infertility accounts for approximately 50% of infertility among couples. Up to 25% of males with non-obstructive infertility have chromosomal abnormalities and/or microdeletions of the long arm of the Y-chromosome. These are detected by conventional chromosome and Y-microdeletion analysis. In this study, we reviewed the results of testing performed in the Mayo Clinic Cytogenetics and Molecular Genetics Laboratories and compared our findings with previously published reports.

methodsThis study includes 2,242 chromosome studies from males ≥18 years of age referred for infertility between 1989 and 2000 and 2,749 Y-deletion molecular studies performed between 2002 and 2009.

results14.3% of infertile males tested by karyotyping had abnormalities identified. These include: (258) 47,XXY and variants consistent with Klinefelter syndrome, (3) combined 47,XXY and balanced autosomal rearrangements, (9) 47,XYY, (9) Y-deletions, (7) 46,XX males, (32) balanced rearrangements, and (1) unbalanced rearrangement. 3.6% of males tested for Y-microdeletion analysis had abnormalities identified, 90% of which included a deletion of the AZFc region.

conclusionsThis study highlights the need of males suffering from non-obstructive infertility to have laboratory genetic testing performed. An abnormal finding can have significant consequences to assisted reproductive techniques and fertility treatment, and provide a firm diagnosis to couples with longstanding infertility.

Indexed as

Abnormal KaryotypeAdolescentAdultAzoospermiaChromosome DeletionChromosomes, Human, YCytogenetic AnalysisHumansInfertility, MaleKlinefelter SyndromeMaleOligospermiaRetrospective StudiesSpermatozoa

Identifiers

PMID21912980
PMCPMC3224174
OpenAlexW2026512613

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.