research Adult Male Hypogonadism: A Laboratory Medicine Perspective on Its Diagnosis and Management
Accurate testosterone measurement and standardized lab practices are crucial for diagnosing and managing adult male hypogonadism.
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60-90 / 1000+ resultsresearch Worldwide cohort study of 46, XY differences/disorders of sex development genetic diagnoses: geographic and ethnic differences in variants
About 50% of 46, XY DSD cases lack a genetic diagnosis, but advanced sequencing methods improve detection.
research Role of 5 alpha-reductase inhibitors in the management of prostate cancer
5 alpha-reductase inhibitors like finasteride may lower prostate cancer risk and improve cancer screening.
research New Insights into Testosterone Biosynthesis: Novel Observations from HSD17B3 Deficient Mice
Mice without the enzyme HSD17B3 still produce normal testosterone, suggesting they have different ways to make it compared to humans.
research Dermatologic care of patients with differences of sex development
Dermatologists are crucial in providing personalized care for patients with sex development differences.
research A Mouse Model for the Basal Transcription/DNA Repair Syndrome Trichothiodystrophy
Researchers created a mouse with the same mutation as humans with trichothiodystrophy, showing similar symptoms and confirming the condition is due to defects in DNA repair and gene activity.
research Steroid Sulfatase Deficiency and Androgen Activation Before and After Puberty
In STSD patients, the body compensates for low androgen levels by increasing another enzyme's activity.
research Emergence of the natural history of Myhre syndrome: 47 patients evaluated in the Massachusetts General Hospital Myhre Syndrome Clinic (2016–2023)
Myhre syndrome symptoms worsen over time, with specific genetic variants affecting severity.
research A long-term follow-up study of men born with very low birth weight and their reproductive hormone profile
Men born very underweight had higher estrogen levels but normal reproduction compared to normal birth weight men.
research Developmental and functional roles of androgen and interactive signals for external genitalia and erectile tissues
Androgen and Wnt signals are crucial for developing and functioning male genitalia and erectile tissues.
research Simultaneous Determination of Selected Steroids with Neuroactive Effects in Human Serum by Ultrahigh-Performance Liquid Chromatography–Tandem Mass Spectrometry
A new method accurately measures nine neuroactive steroids in small blood samples, helping to study brain diseases.
research A novel MBTPS2 variant associated with BRESHECK syndrome impairs sterol‐regulated transcription and the endoplasmic reticulum stress response
A new genetic variant causes BRESHECK syndrome by disrupting cell growth and stress response.
research Genetic and other epidemiological risk factors of infants and children with hypospadias: a case control study
Older parental age, rural living, and specific genetic mutations increase hypospadias risk in children.
research Identification of xenobiotics interfering with 5 α -reductase (SRD5A2) activity
MK-0773 is a moderate inhibitor of the SRD5A2 enzyme.
research Cyberspace Chat
Environmental factors and chemicals might affect hormone balance and contribute to common hair loss.
research Novel Mutation in Sjögren-Larsson Syndrome Is Associated With Divergent Neurologic Phenotypes
The same genetic mutation in Sjögren-Larsson syndrome can lead to different levels of severity, suggesting other factors influence the symptoms.
research An unusual case of quadruple polyorchidism in a human cadaver mimicking bilateral lipoma
A man had four testicles, two of which were outside the scrotum and looked like fatty lumps.
research Trichilemmal cysts of the scrotal wall
Ultrasound is effective for diagnosing scrotal cysts, and prompt treatment is crucial to prevent severe complications.
research Metastatic Embryonal Cell Carcinoma with High Testosterone and Absence of Secondary Sexual Characteristics
Treatment restored normal sexual characteristics and blood condition in a patient with testicular cancer.
research Proliferating Trichilemmal Tumor Presenting as a Scrotal Mass in a Middle-Aged Male: An Uncommon Location
A rare benign tumor was found in a man's scrotum, highlighting the need for accurate diagnosis.
research Transient scrotal hair growth in infancy
Some infants temporarily grow scrotal hair, which usually disappears on its own without any health issues.
research 215. Plasma testosterone and dihydrotestosterone in cryptorchid boys treated with HCG
research Isosexual Precocious Pseudopuberty Secondary to a Testosterone-Secreting Leydig Cell Testicular Tumour: True Isosexual Development Early After Surgery*
A boy's early puberty caused by a testicular tumor returned to normal after surgery.
research SAT-148 Late Diagnosis of Klinefelter Syndrome: Overcoming Phenotypic Variability and Diagnostic Oversights
Early physical exams are crucial for timely Klinefelter syndrome diagnosis.
research Left Testicular Hypoplasia and Right Cryptorchid Testes Seminoma in a German Shepherd Dog
Testicular abnormalities in dogs should be treated to prevent complications like seminoma.
research 874 Mesothelioma of the Tunica Vaginalis Testis: A Clinicopathologic Study of 14 Patients with Evaluation of Markers of Mesothelial Malignancy
Mesothelioma of the tunica vaginalis testis is rare, often high-grade, and has a median survival of about 24 months.
research The articulations of Adam's rib with the lower urinary tract
The patient had complex urinary tract issues and ambiguous genitalia, with physical features suggesting a hormonal imbalance.
research 5α Reductase Deficiency—a Rare Cause of Ambiguous Genitalia and Gender Dysphoria
5α-reductase deficiency can cause ambiguous genitalia and gender dysphoria, treatable with testosterone.
research Spontaneous fertility in a male patient with testotoxicosis despite suppression of FSH levels
A man with testotoxicosis was fertile despite low FSH levels, suggesting high testosterone may allow sperm production without FSH.
research Association between testicular microlithiasis and primary malignancy of the testis: our experience and review of the literature
Testicular microlithiasis may increase the risk of testicular cancer and patients with it should be closely monitored.