Results: 249

An intricate case of sporadic pseudohypoparathyroidism type 1B with a review of literature

SUMMARY Pseudohypoparathyroidism comprehends an assorted group of genetically rare disorders that share end-organ resistance to parathyroid hormone. Genetic and epigenetic modifications on guanine nucleotide-binding protein alpha-stimulating gene locus are the most common underlying mechanisms associated...

Implicações da deficiência materna de vitamina D: uma revisão sistemática

Femina; 49 (1), 2021
O estudo objetiva avaliar a relação dos níveis de vitamina D em gestantes com as principais complicações gestacionais. A pesquisa foi realizada nas bases de dados PubMed, LILACS e BIREME, sendo selecionados artigos relevantes publicados de 2013 a 2018, usando os descritores: “vitamin D” AND “m...

The impact of visceral fat and levels of vitamin D on coronary artery calcification

SUMMARY OBJECTIVE: To evaluated calcification of the coronary arteries and its association with visceral fat and 25-hydroxyvitamin D (25(OH)D) serum levels. METHODS: A cross sectional study involving 140 individuals without any previous diagnosis of cardiovascular disease. A biochemical analysis of vit...

Effect of a single high-dose vitamin d3 on the length of hospital stay of severely 25-hydroxyvitamin d-deficient patients with COVID-19

Clinics; 76 (), 2021
OBJECTIVES: In this ancillary analysis of a multicenter, double-blinded, randomized, placebo-controlled trial, we investigated the effect of a single high dose of vitamin D3 on the length of hospital stay of patients with severe 25-hydroxyvitamin D deficiency and COVID-19. METHODS: The primary outcome w...

Vitamin D: association with eosinophil counts and IgE levels in children with asthma

J. bras. pneumol; 47 (1), 2021
ABSTRACT In this cross-sectional study, we investigated the relationship that levels of vitamin D had with eosinophil counts and IgE levels in 26 children with asthma (6-12 years of age) in the city of Londrina, Brazil. Vitamin D levels were found to correlate significantly, albeit moderately, with age (...

El rol de la suplementación con vitamina D en la infección por COVID-19
The role of vitamin D supplementation on COVID-19 infection

La Vitamina D es un micronutriente esencial que obtenemos a partir de la síntesis dérmica tras la radiación solar ultravioleta. Diferentes estudios han evidenciado que la vitamina D tiene diversos efectos a nivel del sistema inmune, y cumple un rol esencial en la respuesta ante infecciones virales res...

Deficiência de vitamina d e mortalidade cardiovascular na doença renal crônica: revisão integrativa

Ciênc. cuid. saúde; 20 (), 2021
RESUMO Objetivo: analisar os estudos científicos desenvolvidos sobre a deficiência de vitamina D e a mortalidade por causa cardiovascular nas pessoas com doença renal crônica. Método: Trata-se de uma revisão integrativa da literatura a partir das bases de dados LILACS, Pub Med, Medline e na bibl...

The role of serum levels of vitamin D in children's muscle strength: A systematic review

Clinics; 76 (), 2021
This review aims to investigate the different levels of vitamin D and its role in muscle strength in healthy children and non-athletes. A search conducted in three databases (PubMed, Scopus, and Psycinfo) resulted in 655 articles, which were systematically analyzed and selected based on the following cri...

Relationship between vitamin D deficiency and psychophysiological variables: a systematic review of the literature

Clinics; 76 (), 2021
Vitamin D is a fat-soluble vitamin that plays a role not only in calcium homeostasis, but also in several other functions, including cell growth and immune functions, and is considered a neurosteroid. Vitamin D deficiency is highly prevalent worldwide and has been suggested to be associated with an incre...