Kolon · The Journal of urology 2014 · practice guideline based on systematic review · n=704 studies

Evaluation and treatment of cryptorchidism: AUA guideline.

Cited 524 times in the scientific literature.

Level 5 - mechanism / opinion, no new human data

Clinical practice guideline incorporating systematic review alongside expert opinion and clinical consensus

PubMed 24857650 · doi:10.1016/j.juro.2014.05.005 · record verified 2026-08-26

What was done

A systematic review of English-language peer-reviewed literature published from 1980 through 2013 was conducted by methodologists and reference librarians, identifying 704 articles. The panel synthesized this literature, using Clinical Principles and Expert Opinions when empirical data were lacking, to develop American Urological Association (AUA) guideline statements on the history, physical examination, evaluation, and hormonal and surgical management of isolated, non-syndromic cryptorchidism.

What was found

The abstract reports no numerical data, effect sizes, or statistical metrics. Qualitative consensus recommendations include: - Imaging is not recommended prior to referral. - Referral should occur by 6 months of age. - Orchiopexy is the most successful therapy to relocate the testis to the scrotum. - Hormonal therapy is not recommended. - Scrotal repositioning may reduce but does not eliminate long-term risks of infertility and testicular cancer.

Why it matters

This guideline clarifies standard clinical practice by discouraging routine pre-referral imaging and ineffective hormonal treatments, establishing early referral by 6 months of age for surgical correction.

Limits

The abstract provides no quantitative data or outcome statistics. Guideline statements relied partly on expert opinion where published evidence was insufficient, and the evidence search was restricted to English-language publications.

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