increasing the production of active D3 by the kidneys during times of deficiency and insufficiency, so a blood test for 1,25(OH)D may appear normal or elevated even when your actual levels of vitamin D are low. However, in some disorders of calcium metabolism, the 1,25(OH)D test may ...
Vitamin D supplementation to prevent acute respiratory tract infections: systematic review and meta-analysis of individual participant data. BMJ. 2017;356:i6583. https://doi.org/10.1136/bmj.i6583 Article CAS Google Scholar Cashman KD. Vitamin D deficiency: defining, prevalence, causes, and ...
D3, cholecalciferolMetabolismVitamin D deficiency is common in the general population, and even more so in patients with cystic fibrosis. Deficiency is exacerbated in cystic fibrosis patients because of a myriad of causes including malabsorption, decreased fat mass, reduced 25-hydroxylation of vitamin ...
The link between vitamin D deficiency and COVID-19 in a large population medRxiv. doi:10.1101/2020.09.04.20188268Google Scholar 15. Grant WB, Lahore H, McDonnell SL, et al. Evidence that vitamin D supplementation could reduce risk of influenza and COVID-19 infections and ...
RD Pinto,D Pietropaoli,AK Chandar,... - 《Inflammatory Bowel Diseases》 被引量: 52发表: 2015年 Prevalence of 25-OH vitamin D deficiency in a population of hemodialysis patients and efficacy of an oral ergocalciferol supplementation regimen. Optimal dosing regimens for 25-OH vitamin D (VitD)...
vitamin D supplementation of vitamin D-replete adults (baseline serum 25OHD >50 nmol/l) does not prevent cancer, cardiovascular events, falls or progression to type 2 diabetes mellitus. Post hoc analysis has suggested some extra-skeletal benefits for individuals with vitamin D deficiency. Over 60...
CONCLUSIONS: A high prevalence of vitamin D deficiency was found in toddlers in our study, mainly in older children and in the winter and autumn. We recommend routine supplementation of vitamin D for children beyond the age of one year. 展开 ...
Study Selection English-language randomized clinical trials (RCTs) or observational studies of supplementation with vitamin D, calcium, or both among adult populations; studies of populations that were institutionalized or had known vitamin D deficiency, osteoporosis, or prior fracture were excluded. Data...
Vitamin D deficiency (VDD) is associated with coronary heart disease (CHD) and poor outcomes, but supplementation does not improve prognosis. VDD has been implicated in and may promote greater risk through inflammation and impaired progenitor cell function. Objectives The authors examined VDD, high-...
Vitamin D deficiency. N Engl J Med. 2007;357(3):266-281.PubMedGoogle ScholarCrossref 36. Moyer VA; US Preventive Services Task Force. Vitamin D and calcium supplementation to prevent fractures in adults: US Preventive Services Task Force recommendation statement. Ann Intern Med. 2013;158(...