scholarly journals Correlation between bronchopulmonary diseases and vitamin D level

2020 ◽  
Vol 98 (11) ◽  
pp. 57-64
Author(s):  
O. V. Velikaya ◽  
L. V. Vasilieva ◽  
S. А. Nedomolkina ◽  
S. V. Nedomolkin

The review presents data from 56 publications about functions of vitamin D in the human body, the mechanisms of its action and the relationship between lung diseases and the level of vitamin D in the blood. Low serum vitamin D levels are associated with impaired lung function and an increase in inflammatory, infectious, or neoplastic diseases. The results of numerous studies allow considering vitamin D not only a marker of different courses of bronchopulmonary diseases but also as a therapeutic target in the treatment of patients with chronic obstructive pulmonary disease while maintaining the immune system and anti-infectious protection.

2017 ◽  
Vol 5 (2) ◽  
pp. 128-136
Author(s):  
Dr. Ajay Kumar ◽  
◽  
Dr. Sanjay Tandon ◽  
Dr. S T Nagdeote ◽  
Dr. Kapil Sharma ◽  
...  

Author(s):  
Laxma Reddy S. ◽  
Ravicharan Avala ◽  
Rajshekar Varma ◽  
Narendrakumar Narahari ◽  
Bhaskar K. ◽  
...  

Background: Vitamin D deficiency is common all over the Indian subcontinent, with a prevalence of 70-100% in the general population. Vitamin D deficiency has a role in several diseases of the respiratory system including chronic obstructive pulmonary disease (COPD). Studies have shown that vitamin D deficient COPD patients have lower lung function measured by FEV1. We conducted a study to see prevalence of Vitamin D deficiency in COPD patients and it’s correlation with Forced Expiratory Volume in 1 second.Methods: A cross sectional observational study was performed in a tertiary care hospital in Hyderabad, Telangana during the period of one and half year. This included 104 COPD cases attending outpatient department of pulmonary medicine. Serum vitamin D levels were measured, and spirometry was done in all patients and data was analyzed accordingly.Results: Among 104 patients, 87 were males and 17 were females. Most of the study population (44.2%) was aged between 60-70 years. Mean BMI was 26.40 (±5.77) kg/m2. Majority of study populations (66.34%) were in GOLD stage 1 and 2. The mean Vitamin D value of the study population was 20.77±11.74ng/ml. Majority of the COPD patients were vitamin D deficient (69.2%). 25.0 % was severely deficient of vitamin D. The mean FEV1 volume (%) was 83.15±11.53, 60.97±17.47, 30.71±7.96 in sufficient, deficient and severe deficient patients.Conclusions: Vitamin D deficiency is common in COPD patients. Serum vitamin D deficiency increases with increased severity of COPD. There is positive correlation between serum vitamin D levels and post bronchodilator FEV1 (%). 


2019 ◽  
Vol 41 (2) ◽  
pp. 56-58
Author(s):  
Pankaj Pant ◽  
Shovit Thapa ◽  
Santa K Das ◽  
Niraj Bam

Introduction: Chronic obstructive pulmonary disease (COPD) is a public health problem of epidemic proportion. Several studies have shown low serum vitamin D levels in patients with COPD. The aim of this study was to compare serum vitamin D level in patients with Global Initiative for Chronic Obstructive Lung Diseases (GOLD) COPD stage II, III and IV with controls and correlate serum vitamin D level with severity of COPD. Methods: A cross sectional study was conducted from June 2014 to November 2015 at Tribhuvan University Teaching Hospital (TUTH). A total of 154 subjects were enrolled for study that consisted of 77 cases of COPD and 77 controls for comparison. Participants were taken from medical wards and outpatient department. COPD staging was done as per GOLD guidelines and stage II, III and IV were labeled as advanced COPD cases. Both descriptive and inferential statistics were performed in SPSS version 20. Results: Stage II, III and IV COPD were 30%, 36% and 34% respectively. Mean serum vitamin D level was 15.16±7.19 ng/ml in COPD cases and 33.99±12.37 ng/ml in healthy controls showing statistically significant relation of low serum vitamin D in patients with advanced COPD (p <0.0001). Serum vitamin D was found to be in decreasing trend with increasing severity of COPD. Conclusion: Patients with advanced COPD (GOLD stage II, III and IV) had low serum vitamin D levels compared to normal population and serum vitamin D level correlated with GOLD severity in Nepalese patients with COPD.


2020 ◽  
Author(s):  
Daniel R Drodge ◽  
Ashley Budu-Aggrey ◽  
Lavinia Paternoster

AbstractAtopic dermatitis (AD) patients have been observed to have lower vitamin D levels. Previous studies have found little evidence that vitamin D levels causally influence the risk of AD, but the reverse direction has not yet been investigated.Here we used Mendelian Randomization to assess the causal relationship between AD and serum vitamin D levels, using genetic data from the most recent GWA studies of vitamin D and AD.There was little evidence for vitamin D levels causally influencing AD risk (odds per standard deviations increase in log-transformed vitamin D levels =1.233, 95% CI 0.927 to 1.639, P-value =0.150). However, genetic liability for AD raises serum vitamin D levels by 0.043 (95% CI 0.017 to 0.069) standard deviations per doubling of odds of disease (P-value =0.001). The AD-associated filaggrin (FLG) mutation R501X appears to show a particularly strong relationship with vitamin D. However, the relationship between AD and vitamin D holds when R501X is omitted (0.018, 95% CI 0.004 to 0.031, P-value =0.008).We found evidence that AD is causally associated with an increase in serum vitamin D levels. Whilst the AD-associated FLG gene has a particularly strong relationship with vitamin D, other AD SNPs show a consistent direction of effect, suggesting that AD more generally influences serum vitamin D levels.


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