Bone mineral changes in 43 children with osteogenesis imperfecta treated by pamidronate

2019 ◽  
Author(s):  
Mikhail Kostik ◽  
Rena Idrisova ◽  
Dmitry Buklaev ◽  
Arthur Bergaliev ◽  
Eugenia Isupova ◽  
...  
2019 ◽  
Vol 33 (S1) ◽  
Author(s):  
Alexandra H McBride ◽  
Summer H Ladd ◽  
Jason M Organ ◽  
Rachel A Menegaz

2012 ◽  
Vol 3 (1) ◽  
Author(s):  
Ghazaleh Soleimany ◽  
Haleh Dadgostar ◽  
Sara Lotfian ◽  
Mazyar Moradi-Lakeh ◽  
Elham Dadgostar ◽  
...  

2000 ◽  
Vol 66 (3) ◽  
pp. 184-189 ◽  
Author(s):  
D. Holmberg-Marttila ◽  
H. Sievänen ◽  
T. L. N. Järvinen ◽  
T. A. H. Järvinen

2013 ◽  
Vol 84 (4) ◽  
pp. 431-436 ◽  
Author(s):  
Dieke H J Kok ◽  
Ralph J B Sakkers ◽  
Hans E H Pruijs ◽  
Pieter Joosse ◽  
René M Castelein

1979 ◽  
Vol 50 (6) ◽  
pp. 639-643 ◽  
Author(s):  
H. E. Nielsen ◽  
U. Pedersen ◽  
H. Hvid Hansen ◽  
O. Elbrønd

2020 ◽  
Vol 93 (4) ◽  
pp. 263-271
Author(s):  
Lara E. Graves ◽  
Christie-Lee Wall ◽  
Julie N. Briody ◽  
Bruce Bennetts ◽  
Karen Wong ◽  
...  

Osteogenesis imperfecta (OI) is a heterogenous group of heritable bone dysplasias characterized by bone fragility, typically low bone mass, joint laxity, easy bruising, and variable short stature. Classical OI is caused by autosomal dominant pathogenic variants in <i>COL1A1</i> or <i>COL1A2</i> that result in either reduced production of normal type 1 collagen or structurally abnormal collagen molecules. Pathogenic variants in these genes generally result in low bone mass. Here, we report a family that had 2 affected individuals who presented with minimal trauma fractures and were found to have elevated bone mineral density (BMD) and a previously unreported variant in <i>COL1A2</i> c.3356C&#x3e;T p.(Ala1119Val). We report the change in BMD using dual-energy X-ray and peripheral quantitative computed tomography over a 2.3-year period in the proband. This case report highlights the importance of BMD studies and genetic testing in the diagnostic process for brittle bone disorders.


Blood ◽  
2001 ◽  
Vol 97 (5) ◽  
pp. 1227-1231 ◽  
Author(s):  
Edwin M. Horwitz ◽  
Darwin J. Prockop ◽  
Patricia L. Gordon ◽  
Winston W. K. Koo ◽  
Lorraine A. Fitzpatrick ◽  
...  

Preclinical models have shown that transplantation of marrow mesenchymal cells has the potential to correct inherited disorders of bone, cartilage, and muscle. The report describes clinical responses of the first children to undergo allogeneic bone marrow transplantation (BMT) for severe osteogenesis imperfecta (OI), a genetic disorder characterized by defective type I collagen, osteopenia, bone fragility, severe bony deformities, and growth retardation. Five children with severe OI were enrolled in a study of BMT from human leukocyte antigen (HLA)–compatible sibling donors. Linear growth, bone mineralization, and fracture rate were taken as measures of treatment response. The 3 children with documented donor osteoblast engraftment had a median 7.5-cm increase in body length (range, 6.5-8.0 cm) 6 months after transplantation compared with 1.25 cm (range, 1.0-1.5 cm) for age-matched control patients. These patients gained 21.0 to 65.3 g total body bone mineral content by 3 months after treatment or 45% to 77% of their baseline values. With extended follow-up, the patients' growth rates either slowed or reached a plateau phase. Bone mineral content continued to increase at a rate similar to that for weight-matched healthy children, even as growth rates declined. These results suggest that BMT from HLA-compatible donors may benefit children with severe OI. Further studies are needed to determine the full potential of this strategy.


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