Serum 25-hydroxy vitamin D level in patients with pemphigus and its association with disease severity

2015 ◽  
Vol 41 (2) ◽  
pp. 142-147 ◽  
Author(s):  
H. Moravvej ◽  
N. Mozafari ◽  
S. Younespour
Author(s):  
Laxmisha Chandrashekar ◽  
Medha Rajappa ◽  
Malathi Munisamy ◽  
Palghat Hariharan Ananthanarayanan ◽  
Devinder Mohan Thappa ◽  
...  

2020 ◽  
Vol 33 (3) ◽  
Author(s):  
Funda Kemeriz ◽  
Sibel Çiğdem Tuncer ◽  
Emine Müge Acar ◽  
Burcu Tuğrul

2019 ◽  
Vol 24 (03) ◽  
pp. e308-e312
Author(s):  
Ankur Kumar Chandrakar ◽  
Arun Alexander ◽  
Medha R. ◽  
Kalaiselvi Rajendiran ◽  
Karthikeyan Ramasamy

Abstract Introduction Vitamin D is known to have immunomodulatory functions and has action on chronic inflammatory processes, such as nasal polyposis. Objective The present study assessed the levels of 25-hydroxy vitamin D and high-sensitivity C-reactive protein (hs-CRP) in patients with nasal polyposis, as compared with healthy control subjects, and identified their association with disease severity in nasal polyposis. It further assessed the levels of 25-hydroxyl vitamin D and hs-CRP in patients with nasal polyposis and atopy and compared it with patients with nasal polyposis without atopy. Methods This was a cross-sectional study involving 2 groups: 80 patients with nasal polyposis and 80 healthy subjects. In patients with nasal polyposis, the disease severity is assessed by the sino-nasal outcome test (SNOT20) and by the Lund & Mackay staging system. Levels of 25-hydroxy vitamin D and hs-CRP were measured by enzyme-linked immunosorbent assay (ELISA). Result The mean 25-hydroxyl vitamin D levels (ng/ml) was 12.01 ± 7.29 for cases and 22.87 ± 14.95 for controls, with p < 0.0001. The mean hs-CRP levels (mg/L) was 5.99 ± 2.74 in cases and 2.41 ± 1.95 in controls, with p < 0.0001. The severity of polyposis correlated negatively with serum levels of 25-hydroxy vitamin D and positively with hs-CRP. Conclusion The study has thus shown significant correlation between vitamin D deficiency and inflammation in patients with nasal polyps.


2015 ◽  
Vol 72 (2) ◽  
pp. 56-60 ◽  
Author(s):  
L. Chandrashekar ◽  
G. R. Krishna Kumari ◽  
M. Rajappa ◽  
G Revathy ◽  
M. Munisamy ◽  
...  

Author(s):  
Jeniffer Danielle M. Dutra ◽  
Quelson Coelho Lisboa ◽  
Silvia Marinho Ferolla ◽  
Carolina Martinelli M. L. Carvalho ◽  
Camila Costa M. Mendes ◽  
...  

Abstract. Some epidemiological evidence suggests an inverse correlation between non-alcoholic fatty liver disease (NAFLD) frequency and vitamin D levels. Likewise, a beneficial effect of vitamin D on diabetes mellitus (DM) and insulin resistance has been observed, but this is an unsolved issue. Thus, we aimed to investigate the prevalence of hypovitaminosis D in a NAFLD Brazilian population and its association with disease severity and presence of comorbidities. In a cross-sectional study, the clinical, biochemical and histological parameters of 139 NAFLD patients were evaluated according to two different cut-off points of serum 25-hydroxyvitamin D levels (20 ng/mL and 30 ng/mL). The mean age of the population was 56 ± 16 years, most patients were female (83%), 72% had hypertension, 88% dyslipidemia, 46% DM, 98% central obesity, and 82% metabolic syndrome. Serum vitamin D levels were < 30 ng/mL in 78% of the patients, and < 20 ng/mL in 35%. The mean vitamin D level was 24.3 ± 6.8 ng/mL. The comparison between the clinical, biochemical and histological characteristics of the patients according to the levels of vitamin D showed no significant difference. Most patients with NAFLD had hypovitaminosis D, but low vitamin D levels were not related to disease severity and the presence of comorbidities.


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