January 2020 in “Advanced ultrasound in diagnosis and therapy” Epidermoid cysts can be better diagnosed with ultrasound by recognizing specific features and using clinical information.
5 citations
,
August 1987 in “Andrology” Men with low or no sperm count have lower salivary testosterone levels, and saliva testing can measure their testosterone well.
October 1988 in “Pediatric research” Certain maturity signs appear before and after the first release of sperm in boys.
3 citations
,
October 1995 in “Southern Medical Journal” Finasteride may cause breast enlargement, low testosterone a risk factor.
February 2026 in “Molecular Imaging and Radionuclide Therapy” High-dose radioactive iodine therapy does not harm fertility in thyroidectomy patients.
January 2014 in “cIRcle (University of British Columbia)” Photoacoustic imaging can detect prostate brachytherapy seeds better with enhanced contrast methods, but depth limits remain.
7 citations
,
September 2014 in “Journal of Obstetrics and Gynaecology Research” Ultrasound measurement of the ovarian stroma to total area ratio is not a reliable single predictor of high male hormone levels in Thai women with PCOS, but works better when combined with clinical signs.
4 citations
,
March 2021 in “Postepy Dermatologii I Alergologii” High-frequency ultrasonography can be a useful tool for diagnosing different stages of alopecia areata, a type of hair loss.
April 2023 in “Journal of Investigative Dermatology” 3D ultrasound can detect hair follicle changes and disease phases in alopecia areata.
8 citations
,
March 2010 in “Gynecological Endocrinology” Free Testosterone Index, bioavailable testosterone, and androstenedione are the most accurate for diagnosing excess male hormones in PCOS.
5 citations
,
April 2024 in “BMJ Open” Standardized ultrasound methods are needed for measuring scar thickness in clinical practice.
2 citations
,
April 2007 in “Journal of Labelled Compounds and Radiopharmaceuticals” The conclusion is that tritium-labeled testosterone metabolites can be made and are better converted into dihydrotestosterone in skin cells than in prostate tissue.
3D-ultrasound can non-invasively detect and predict alopecia areata phases and outcomes.
39 citations
,
January 2009 in “Journal of Ovarian Research” Observers often disagree on ultrasound results for polycystic ovaries, needing better training for consistency.
April 2020 in “Journal of the Endocrine Society” A woman's severe hirsutism was caused by Leydig cell tumors in her ovaries, which improved after surgery.
1 citations
,
October 2024 in “BMJ Case Reports” Fertility-preserving surgery can help women with early-stage Sertoli-Leydig cell tumors conceive naturally.
November 2022 in “Journal of the Endocrine Society” A woman's masculine symptoms were caused by a rare tumor in her left ovary, which was found using a special blood test.
1 citations
,
June 2008 in “The Journal of Urology” Dihydrotestosterone gel before hypospadias surgery led to less scarring but raised concerns about potential psychological effects and skin changes.
4 citations
,
January 2024 in “Therapeutic Advances in Reproductive Health” New ultrasound criteria for diagnosing PCOS in North African patients were successfully established.
November 2011 in “国际泌尿系统杂志” Intraprostatic injection and high-frequency thermotherapy are more effective for treating prostatitis after TURP than antibiotics, tamsulosin, and finasteride.
7 citations
,
January 2015 in “PubMed” Ultrasound biomicroscopy is useful for viewing hair follicles in alopecia areata.
2 citations
,
November 2025 in “Cancer Imaging” Ultrasound-based radiomics and radiogenomics can improve ovarian cancer diagnosis and treatment, but need better standardization and AI tools.
January 2019 in “Central European Journal of Urology”
January 2026 in “Frontiers in biomedical technologies” DHT causes thicker and less elastic skin, linked to hair loss.
34 citations
,
January 2004 in “PubMed” DHT deficiency in rats reduces sperm content and affects testis structure over time.
2 citations
,
December 2017 in “Theriogenology” Testosterone increases acidification in the vas deferens by up-regulating V-ATPase.
22 citations
,
September 2024 in “Human Reproduction Update” Androgen measurement helps diagnose PCOS, but accuracy varies, needing standard methods.
2 citations
,
March 2016 in “The Journal of Urology” Male infertility often lacks thorough investigation, potentially missing reversible causes.
13 citations
,
September 2013 in “Steroids” The DHT immunoassay is unreliable due to high cross-reactivity with testosterone.
30 citations
,
July 2008 in “Reproductive Biology and Endocrinology” Training improves consistency in evaluating polycystic ovaries with ultrasound.