Failure to heal vitamin D-deficiency rickets and suppress secondary hyperparathyroidism with conventional doses of 1,25-dihydroxy vitamin D3.

Vitamin D deficiency and secondary hyperparathyroidism in pediatrics obesity

Obesity is one of the health problems in the developing and developed countries. Obesity subjects the individuals with metabolic and endocrine disorders. It is obvious that vitamin D deficiency or insufficiency may lead to secondary hyperparathyroidism. Thus, obesity increases the risk of vitamin D deficiency. Considering the high prevalence of vitamin D deficiency in children and adolescents w...

Secondary hyperparathyroidism due to vitamin D deficiency

Introduction: Vitamin D is increasingly recognized as playing a significant role in combatting many diseases. One is the development of secondary hyperthyroidism due vitamin D deficiency. To date, laboratory quantification methods of serum vitamin D were not well standardized. It could not be established with certainty from which levels of vitamin D certains abnormalities take place, like an el...

Secondary prevention of vitamin D-deficiency rickets.

Reports of vitamin D-deficiency rickets and its associated morbidity continue among inadequately supplemented, dark-skinned breastfed infants. Despite the new vitamin D dietary guidelines, there remain significant numbers of unsupplemented breastfed infants. Here we report a case of subclinical vitamin D-deficiency rickets. This patient had biochemical and radiographic but not clinical evidence...

Coagulation and fibrinolysis in hyperparathyroidism secondary to vitamin D deficiency

INTRODUCTION Abnormal coagulation tests have been observed in patients with primary hyperparathyroidism (HPT) suggesting a prothrombotic effect of parathyroid hormone (PTH). Vitamin D deficiency (VIDD) is the most frequent cause of secondary HPT. Aim of our study was to investigate the influence of HPT secondary to moderate-to-severe VIDD and vitamin D replacement on the coagulation and fibrino...

Vitamin D deficiency rickets with Lamellar ichthyosis.