نتایج جستجو برای: vitamin d toxicity
تعداد نتایج: 745313 فیلتر نتایج به سال:
background: the prevalence of vitamin d deficiency and its causative factors has been estimated more frequently in elder population, women, and patients with osteoporosis in different countries, but this issue is less defined in male population within different age groups especially in asian countries. therefore, we studied the role of effective factors in vitamin d deficiency and its prevale...
background: it seems that serum vitamin d levels are one of the potential environmental factors affecting the severity of multiple sclerosis (ms). in this study, we aim to evaluate vitamin d levels in ms patients and healthy subjects and assess the relationship between vitamin d level and disability. methods: in this case-control study, 168 rapid relapsing ms patients and 168 matched healthy co...
Background: Alopecia areata (AA) is a common localized nonscarring hair loss. Vitamin D and such trace elements as zinc have significant immunomodulatory roles and are reduced in many autoimmune diseases. We aim to evaluate the zinc and vitamin D levels in AA patients belonging to an Iranian population. Methods: We randomly recruited 77 patients with AA, and 112 age- and sex-matched normal subj...
BACKGROUND Vitamin D plays a pivotal role in cardiac function, and there is increasing evidence that vitamin D deficiency is associated with the development of congestive heart failure (CHF) in people. HYPOTHESIS Serum vitamin D concentration is lower in dogs with CHF compared with unaffected controls and serum vitamin D concentration is associated with clinical outcome in dogs with CHF. AN...
Vitamin D intoxication (VDI) may result from supplementation rarely, but it has been reported more frequently in recent years. This may be attributable to an increase in vitamin D supplement intake due to an understanding of the role of vitamin D (25OHD) in the pathogenesis of several diseases. The symptoms and findings associated with VDI are closely related to serum calcium concentration and ...
Vitamin D resistant rickets with alopecia is a rather rare heritable disease probably caused by a different variety of metabolic disorder of this vitamin. Disturbances of protoplasmic and unclear receptors for vitamin D metabolites in bones and intestinal cells have been proposed as basic mechanism; Alopecia is attributed to hypersensitivity to vitamin D; very much like what usually appears in ...
BACKGROUND Hypocalcemia is a frequent abnormality that has been associated with disease severity and outcome in hospitalized foals. However, the pathogenesis of equine neonatal hypocalcemia is poorly understood. Hypovitaminosis D in critically ill people has been linked to hypocalcemia and mortality; however, information on vitamin D metabolites and their association with clinical findings and ...
In this study, the aim was to determine whether adding vitamin D to the standard therapeutic regimen of schizophrenic male patients with inadequate vitamin D status could improve some aspects of the symptom burden or not. This study was an open parallel label randomized clinical trial. Eighty patients with chronic stable schizophrenia with residual symptoms and Vitamin D deficiency were recruit...
Background: The percentage of elderly people is growing in our country. Aging is associated with multiple diseases, disabilities and heavy medical expenses. The new multi-functionalProtein, Klotho, not only reduces the aging process but also affects several diseases associated with older ages.The aim of this study was to evaluate the effect of vitamin D supplements on the plasma levels of kloth...
Background: Vitamin D plays a known role in a wide range of diseases such as osteoporosis, cancer, cardiovascular diseases, and diabetes. Recently, the role of vitamin D in cognitive function and mental health has been reported as well. Vitamin D concentrations have been demonstrated to be low in patients suffering from mood disorders and have been associated with cognitive function. The aim ...
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