Autosomal recessive hypophosphatemic rickets type 2 (ARHR2) due to ENPP1-deficiency
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Autosomal recessive hypophosphatemic rickets type 2 (ARHR2) due to ENPP1-deficiency. / Höppner, Jakob; Kornak, Uwe; Sinningen, Kathrin; Rutsch, Frank; Oheim, Ralf; Grasemann, Corinna.
In: BONE, Vol. 153, 116111, 12.2021.Research output: SCORING: Contribution to journal › SCORING: Review article › Research
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TY - JOUR
T1 - Autosomal recessive hypophosphatemic rickets type 2 (ARHR2) due to ENPP1-deficiency
AU - Höppner, Jakob
AU - Kornak, Uwe
AU - Sinningen, Kathrin
AU - Rutsch, Frank
AU - Oheim, Ralf
AU - Grasemann, Corinna
N1 - Copyright © 2021 The Authors. Published by Elsevier Inc. All rights reserved.
PY - 2021/12
Y1 - 2021/12
N2 - Awareness for hypophosphatemic rickets has increased in the last years, based on the availability of specific medical treatments. Autosomal recessive hypophosphatemic rickets type 2 (ARHR2) is a rare form of hypophosphatemic rickets, which is known to develop in survivors of generalized arterial calcification of infancy (GACI). Both disorders are based on a deficiency of ectonucleotide pyrophosphatase/phosphodiesterase 1 (ENPP1) and present with a high clinical variability and a lack of a phenotype-genotype association. ARHR2 is characterized by phosphate wasting due to elevated fibroblast growth factor 23 (FGF23) levels and might represent a response of the organism to minimize ectopic calcification in individuals with ENPP1-deficiency. This report reviews the recent clinical and preclinical data on this ultra-rare disease in childhood.
AB - Awareness for hypophosphatemic rickets has increased in the last years, based on the availability of specific medical treatments. Autosomal recessive hypophosphatemic rickets type 2 (ARHR2) is a rare form of hypophosphatemic rickets, which is known to develop in survivors of generalized arterial calcification of infancy (GACI). Both disorders are based on a deficiency of ectonucleotide pyrophosphatase/phosphodiesterase 1 (ENPP1) and present with a high clinical variability and a lack of a phenotype-genotype association. ARHR2 is characterized by phosphate wasting due to elevated fibroblast growth factor 23 (FGF23) levels and might represent a response of the organism to minimize ectopic calcification in individuals with ENPP1-deficiency. This report reviews the recent clinical and preclinical data on this ultra-rare disease in childhood.
KW - Familial Hypophosphatemic Rickets/genetics
KW - Fibroblast Growth Factor-23
KW - Fibroblast Growth Factors
KW - Humans
KW - Phosphates
KW - Phosphoric Diester Hydrolases/genetics
KW - Pyrophosphatases/genetics
KW - Rickets, Hypophosphatemic/genetics
U2 - 10.1016/j.bone.2021.116111
DO - 10.1016/j.bone.2021.116111
M3 - SCORING: Review article
C2 - 34252603
VL - 153
JO - BONE
JF - BONE
SN - 8756-3282
M1 - 116111
ER -