Objective: To evaluate the relationship between homocysteine levels and anti-mullerian hormone (AMH) levels, a biomarker of ovarian reserve, and the effect of high homocysteine levels on ovarian reserve in subfertile women.
Study Design: Observational case-control study. Place and Duration of the Study: Samsun Training and Research Hospital, Samsun, Turkiye, from October to December 2023.
Methodology: Seventy-nine subfertile women and 35 healthy fertile women were included in this study. AMH, homocysteine, thyroid stimulating hormone (TSH), free T3 (fT3), free T4 (fT4), iron, and ferritin levels of subfertile and fertile women were compared. Logistic regression, receiver operating characteristic, and Kaplan-Meier analyses were performed for homocysteine levels.
Results: AMH, fT4, iron, and ferritin levels were lower in subfertile women than in fertile women (p <0.001). Homocysteine and TSH levels were higher in subfertile women than in fertile women (p <0.001). The sensitivity for homocysteine levels was 94.90% and the specificity was 94.30%. In the Kaplan-Meier analysis, homocysteine levels of 12.90 μmol/L and above were found to be risky in terms of fertility. Homocysteine levels, AMH, and ferritin levels were negatively correlated and TSH levels were positively correlated in subfertile women (p <0.001). However, these correlations were not observed in fertile women (p >0.05).
Conclusion: High homocysteine levels can be considered as a risk factor affecting ovarian reserve in subfertile women.
Key Words: Anti-mullerian hormone, Female subfertility, Homocysteine, Hyperhomocysteinaemia, Ovarian reserve.
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http://dx.doi.org/10.29271/jcpsp.2024.10.1162 | DOI Listing |
Front Neurol
December 2024
Department of Neurology, First Hospital of Changsha, Changsha, China.
Background: Benign Paroxysmal Positional Vertigo (BPPV) is the most common cause of peripheral vertigo, with frequent recurrence, particularly pronounced among middle-aged and elderly populations, significantly affecting patients' quality of life. This study aimed to identify predictive factors for recurrence in middle-aged and older patients with BPPV and to develop a nomogram prediction model based on these predictors.
Methods: This retrospective study included 582 participants aged ≥45 years who were selected from the electronic medical records system of the First Hospital of Changsha between March 2021 and March 2024.
Front Neurosci
December 2024
Department of Neurology, Affiliated Hospital of Hebei University, Baoding, China.
Background: Cerebral Microbleeds (CMBs) serve as critical indicators of cerebral small vessel disease and are strongly associated with severe neurological disorders, including cognitive impairments, stroke, and dementia. Despite the importance of diagnosing and preventing CMBs, there is a significant lack of effective predictive tools in clinical settings, hindering comprehensive assessment and timely intervention.
Objective: This study aims to develop a robust predictive model for CMBs by integrating a broad range of clinical and laboratory parameters, enhancing early diagnosis and risk stratification.
Nutr Metab Cardiovasc Dis
November 2024
Department of Endocrinology, The Second Affiliated Hospital of Shandong University of Traditional Chinese Medicine, Jinan, Shandong, 250001, People's Republic of China. Electronic address:
Background And Aim: Prior research has established a relationship between homocysteine (Hcy) and serum uric acid (SUA) levels; however, the precise mechanisms underlying this association remain unclear. The objective of this research was to explore the correlation between SUA and Hcy and to evaluate the possible role of kidney function as a mediator in the connection between SUA and Hcy.
Methods And Results: Consecutive enrollment of 16870 participants aged 20-60 years was conducted at the Third Xiangya Hospital of Central South University.
BMC Public Health
December 2024
Medical College of Tibet University, No. 10 East Zangda Road,Chengguan District, Lhasa, 850000, China.
Background: The prevalence of hypertension among the Tibetan population in Tibet is higher than in other regions of China, and there is a lack of unified epidemiological surveys. This study aims to conduct a standardized epidemiological investigation to assess the current status of hypertension among the Tibetan population, as well as to explore the dose-response relationship between cholesterol (TC), triglyceride glucose index (TyG), triglyceride glucose-body mass index (TyG-BMI), and hypertension in this population.
Methods: From June 2020 to July 2023, a total of 5042 Tibetans aged 18 to 80 years from three cities and one region in Tibet were randomly sampled for the study.
J Chromatogr B Analyt Technol Biomed Life Sci
December 2024
The Affiliated Lianyungang Hospital of Xuzhou Medical University/Department of Pharmacy, Lianyungang First People's Hospital, Jiangsu, Lianyungang 222006, PR China. Electronic address:
The study introduces a robust analytical method based on UPLC-MS/MS for quantifying thiol amino acids, including cysteine (Cys), cysteinylglycine (CG), homocysteine (Hcy), and glutathione (GSH), in their total and total free forms within human plasma. An optimized blank matrix was employed for accurate quantification of endogenous compounds. The method exhibited excellent linearity, precision, accuracy, recovery, and stability, making it highly suitable for plasma analysis.
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