Familial hyperparathyroidism (HRPT) is characterized by parathyroid adenoma and hyperplasia with hypersecretion of parathyroid hormone and hypercalcaemia. It is caused by mutation in the HRPT2 (CDC73 or Parafibromin) gene that also causes the hyperparathyroidism-jaw tumor syndrome. Sporadic cases are also known to occur with somatic mutations within the MEN1 gene.
Category
Endocrine and metabolic disease
Brite
Human diseases in ICD-11 classification [BR:br08403]
05 Endocrine, nutritional or metabolic diseases
Endocrine diseases
Disorders of the parathyroids or parathyroid hormone system
5A51 Hyperparathyroidism
H00246 Primary hyperparathyroidism
Pathway-based classification of diseases [BR:br08402]
Endocrine system
nt06318 CaSR-PTH signaling
H00246 Primary hyperparathyroidism
Cetani F, Pardi E, Ambrogini E, Banti C, Viacava P, Borsari S, Bilezikian JP, Pinchera A, Marcocci C
Title
Hyperparathyroidism 2 gene (HRPT2, CDC73) and parafibromin studies in two patients with primary hyperparathyroidism and uncertain pathological assessment.
Calcium sensing receptor (CASR) related disease [DS:H00245]
Description
Neonatal hyperparathyroidism (NHPT) is a disorder of calcium homeostasis that is associated with missense mutations of the calcium-sensing receptor. NHPT is characterized by marked elevation in serum calcium and parathyroid hormone (PTH) levels, skeletal demineralization, and parathyroid cellular hyperplasia that can be lethal without parathyroidectomy.
Category
Endocrine and metabolic disease
Brite
Human diseases in ICD-11 classification [BR:br08403]
05 Endocrine, nutritional or metabolic diseases
Endocrine diseases
Disorders of the parathyroids or parathyroid hormone system
5A51 Hyperparathyroidism
H02030 Neonatal hyperparathyroidism
Pathway-based classification of diseases [BR:br08402]
Endocrine system
nt06318 CaSR-PTH signaling
H02030 Neonatal hyperparathyroidism
Bai M, Janicic N, Trivedi S, Quinn SJ, Cole DE, Brown EM, Hendy GN
Title
Markedly reduced activity of mutant calcium-sensing receptor with an inserted Alu element from a kindred with familial hypocalciuric hypercalcemia and neonatal severe hyperparathyroidism.