The investigation of the relationship between vitamin D level and severity of diabetic ketoacidosis in new cases of type 1 diabetes in children referred to Hazrat-E- Ali-Asghar Hospital in 2021.

Background And Purpose: According to the role of 25-hydroxyvitamin D (25OHD) in glucose homeostasis and immune modulation, vitamin D deficiency may be associated with type 1 diabetes and diabetic ketoacidosis (DKA). Therefore, this study was conducted with the aim of investigation of the relationship between the vitamin D level and severity of diabetic ketoacidosis in new cases of type 1 diabetes in children referred to Hazrat-E-Ali-Asghar Hospital in 2021.

Methods: The present study is based on a cross-sectional study.

Effects of vitamin D on bone density in healthy children: A systematic review.

Skeletal growth and bone health are very important in children. The effective role of vitamin D in bone mineral density has been observed in children and adolescents. This systematic review study evaluated the effects of vitamin D on bone density in healthy children with the help of valid databases and the website of clinical trials.

Association of vitamin D and severity of COVID-19 in children.

Vitamin has a major role in the functions of the immune system, and the efficacy of this vitamin in reducing inflammation has been identified. Considering the effects of vitamin D, this study research was performed for investigating the relationship between vitamin D and the severity of COVID-19 in children. This cross-sectional study was performed on 101 children infected with the new coronavirus from September 2020 to October 2021.