Results 111 to 120 of about 1,324 (186)

Sleep Disorders in Klinefelter Syndrome and Other Sex Chromosome Aneuploidies: A Narrative Review

open access: yesAndrology, EarlyView.
ABSTRACT Background Sex chromosome aneuploidies (SCAs) are among the most frequent types of chromosomal aneuploidies and include Klinefelter syndrome (47,XXY and higher‐grade variants), 47,XYY syndrome, Turner syndrome (45,X), and trisomy X (47,XXX).
Roberto Paparella   +3 more
wiley   +1 more source

Loss‐of‐Function Variants in CCDC189 Cause Human Oligoasthenoteratozoospermia by Disrupting Sperm Flagellar and Acrosomal Architecture

open access: yesAndrology, EarlyView.
ABSTRACT Background Oligoasthenoteratozoospermia (OAT), characterized by reduced sperm count, impaired motility, and abnormal morphology, is a major cause of male infertility with substantial genetic heterogeneity. However, the underlying genetic etiology remains unresolved in a large proportion of affected individuals.
Jianteng Zhou   +8 more
wiley   +1 more source

Neoplastic Risk in Patients With Klinefelter Syndrome

open access: yesAndrology, EarlyView.
ABSTRACT Background Besides gonadal involvement (hypogonadism, male factor infertility, and testicular hypotrophy), patients with Klinefelter syndrome (KS) may suffer from several extra‐gonadic complications, including neoplastic events. Objective The aim of this review is to summarize all major clinical evidence dealing with the association between KS
Andrea Graziani   +4 more
wiley   +1 more source

Environmental endocrine disruptors at the synapse: mechanisms linking chemical exposure to cognitive and behavioral dysfunction. [PDF]

open access: yesFront Behav Neurosci
Jocsak G   +6 more
europepmc   +1 more source

Intrauterine Growth and Male Reproductive Health: A Follow‐up Study From the Danish National Birth Cohort

open access: yesAndrology, EarlyView.
ABSTRACT Background Reduced intrauterine growth might affect male reproductive health later in life, however, existing research remain inconclusive. Objectives To investigate the association between placental weight and birthweight Z‐scores and semen characteristics, testes volume, and reproductive hormone levels in young men.
Anne Gaml‐Sørensen   +10 more
wiley   +1 more source

Machine Learning‐Based Prediction of Sperm Retrieval Outcomes in Patients With Klinefelter Syndrome: A Multicenter Study With External Validation

open access: yesAndrology, EarlyView.
ABSTRACT Background The Klinefelter syndrome is a common genetic cause of male infertility, and testicular sperm extraction (TESE) enables sperm retrieval in a subset of affected patients. However, predicting TESE success remains challenging due to the heterogeneous clinical and endocrinological presentation of the Klinefelter syndrome.
Murat Gül   +14 more
wiley   +1 more source

Testicular Biopsies in Adolescent and Adult Andrological Patients: The EAA Clinical Guidelines

open access: yesAndrology, EarlyView.
ABSTRACT Background Histological evaluation of testicular tissue is central to the assessment of infertile men, particularly those at an increased risk of testicular germ cell tumors (TGCT). Traditionally, testicular biopsies have been used primarily for diagnostic purposes, such as the detection of germ cell neoplasia in situ (GCNIS). With advances in
Lise Aksglaede   +11 more
wiley   +1 more source

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