OBJECTIVE: To determine the prevalence of vitamin D deficiency rickets among female
adolescents and assess its relation to calcium intake and sun exposure. METHODS: Four …

Over the last decade there had been growing evidence of high prevalence of vitamin D
deficiency especially among adolescents. Inadequate sun exposure is considered a …

Objective: To determine the prevalence of vitamin D deficiency in young Nigerian children
residing in an area where nutritional rickets is common. Study design: A randomized cluster …

Background: Nutritional rickets remains prevalent in many developing countries, despite the
availability of ample sunlight. The aim of this study was to investigate the clinical features …

It was only in the early part of the 20th century with the discovery of vitamin D and of the role
that ultraviolet light irradiation plays in vitamin D formation that rational and appropriate …

Background: The prevalence of vitamin D deficiency has recently been recognized in
different parts of the world, even affecting healthy populations. The deficiency of vitamin D …

Turkey, especially its eastern part, has been accepted as endemic for vitamin D deficiency
rickets (VDDR). In a study performed by our team in the region in 1998, the incidence of …

Objective: To study daily intake of calcium, phosphorus and vitamin D, to determine the
biochemical findings of rickets and the effect of sunlight exposure and vitamin D …

Objectives: Was to investigate the effect of treatment with an IM injection, a mega dose of
vitamin D3 (10 000 IU/kg) on the clinical, biochemical and radiological parameters of 40 …

Vitamin D is important for calcium absorption and skeletal growth. Vitamin D insufficiency
(VDI) is a prevalent health problem in children. A study was performed to determine the …