Vitamin D and neurology

Internal medicine

Hyperparathyroidism

Primary hyperparathyroidism

Gastroenterology

Endocrinology

Secondary hyperparathyroidism

vitamin D deficiency

Calcium

Parathyroid hormone

Medicine

Archives of Endocrinology and Metabolism

Normocalcemic primary hyperparathyroidism (PHPT) is a newer phenotype of PHPT defined by elevated PTH concentrations in the setting of normal serum calcium levels. It is increasingly being diagnosed in the setting of evaluation for nephrolithiasis or metabolic bone diseases. It is important to demonstrate that PTH values remain consistently elevated and to measure ionized calcium levels to make the diagnosis. A diagnosis of normocalcemic disease is one of exclusion of secondary forms of hyperparathyroidism, including vitamin D deficiency, renal [...]

Normocalcemic primary hyperparathyroidism