نتایج جستجو برای: vitamin d level
تعداد نتایج: 1651948 فیلتر نتایج به سال:
Background: The 25-hydroxyvitamin D3(25-OH D3)deficiency is a common problem worldwide, and it is aprevalent incidence in neonates. Different studies investigated the relationship of vitamin D deficiency with neonatal mortality and morbidity. This study aimed to evaluate the relationship between vitamin D deficiency and respiratory distress in preterm neonates.Methods: A prospective cohor...
Background and Objective: Vitamin D as an immunomodulatory agent is an effective factor to suppress inflammatory responses. It is shown that serum level of vitamin D reduces in people with chronic obstructive pulmonary disease (COPD). In addition, some studies have shown that vitamin D modulates white blood cells (WBC) and lymphocytes, especially in inflammatory disease. Moreover, WBC and plate...
Background: Hypocalcemia is a well-recognized complication after total thyroidectomy. Hypovitaminosis D may have additional effect in the development of hypocalcemia. This study aimed to determine the effect of total thyroidectomy on postoperative serum calcium in patients with and without hypovitaminosis D. Methods: This prospective study was performed on patients who underwent total...
Background and Aim: Vitamin D is provided through dietary intake or synthesis in the skin by ultraviolet ray from sunlight. Vitamin D has a significant role in calcium homeostasis and cellular growth and facilitating normal immune system function. High prevalence of vitamin D deficiency is a particularly important public health in Iran. to The present study aimed at describing the prevalence of...
Background: Febrile seizures are the most common convulsive disorder in children. There is growing evidence that vitamin D can affect gene expression and modulate various cell metabolisms. Also vitamin D may have a role in the etiology of febrile seizures. We aimed to explore vitamin D status in children with febrile seizure. Materials and Methods: This cross-sectional study was conducted on 40...
background: hypocalcemia is a well-recognized complication after total thyroidectomy. hypovitaminosis d may have additional effect in the development of hypocalcemia. this study aimed to determine the effect of total thyroidectomy on postoperative serum calcium in patients with and without hypovitaminosis d. methods: this prospective study was performed on patients who underwent total thyroidec...
Abstract Background and Objective: Of the most common hypochromic microcytic anemia are iron deficiency anemia and minor thalassemia, which are common in Iran and their differential diagnosis is extremely important. The level of 25-hydroxy vitamin D is the indication of vitamin D blood status. The aim of this study was to compare serum levels of vitamin D in people with minor thalassemi...
Background: Gestational trophoblastic neoplasia (GTN) consists of a broad spectrum of benign and malignant tumors which are stem in human placental trophoblast. Vitamin D has several biologic rules. Among the effects of vitamin D on cells, we could mention induction of differentiation and apoptosis and also inhibition of proliferation, angiogenesis and metastatic potency. As nutrition plays a p...
how to cite this article: sharif mr, madani m, tabatabaei f, tabatabaee z. the relationship between serum vitamin d levels and attention deficit hyperactivity disorder. iran j child neurol. autumn 2015;9(4): 48-53. abstract objective attention deficit hyperactivity disorder (adhd) is one of the most prevalent mental health disorders. in recent years, the impacts of various micronutrients on adh...
abstractbackground: previous studies revealed that maternal serum level of vitamin d can influence neonatal outcomes. in this controlled trial, we evaluated the effect of vitamin d supplementation during pregnancy on birth weight.methods: in this interventional study, we enrolled 67 pregnant women (gestation: 10 weeks), who referred to seyyedal shohada hospital during two years (from january 20...
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