Objective Inadequate sunlight exposure and calcium intake during rapid growth at puberty
lead to hypocalcemia, hypovitaminosis D and eventually to overt rickets. To determine …

Objective To study the role of sunlight exposure in determining the vitamin D status of
underprivileged toddlers. Methods Height and weight were measured, clinical examination …

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 …

The relative importance of calcium vs. vitamin D deficiency in the etiology of nutritional
rickets in the tropics may be different in children compared with adolescents. We studied …

Context: Nutritional rickets is usually attributed to vitamin D deficiency. Studies from some
tropical countries have postulated low dietary intake of calcium as the cause of nutritional …

In this retrospective study from Saudi Arabia, which is a rich and sunny country, we report
our experience with 34 adolescents (20 females, 10 males) with rickets. The commonest …

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 …

Objective: Because the causes of nutritional rickets in tropical countries are poorly
understood, we conducted a case-control study to determine factors associated with rickets …

Backgroud: Hypocalcemia can be defined as a state when serum calcium level is less than 7
mg/dl in preterm neonates and less than 8 mg/dl in term neonates and less than 8.5 mg/dl in …

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 …