Atypical stress femoral shaft fracture secondary to alendronate therapy

Bisphosphonate (BP) therapy is widely used as it remains the first-line of treatment for osteoporosis. These antiresorptive drugs inhibit osteoclast function and promote apoptosis. However, atypical stress femoral fractures occurring in the diaphysis and subtrochanteric region are linked to prolonge...

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Main Authors: Javier Ardebol, Mario Cahueque, Viriato Mere, Jose Domingo Soto
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2020-01-01
Series:Journal of Orthopedics, Traumatology and Rehabilitation
Subjects:
Online Access:http://www.jotr.in/article.asp?issn=0975-7341;year=2020;volume=12;issue=1;spage=92;epage=94;aulast=Ardebol
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author Javier Ardebol
Mario Cahueque
Viriato Mere
Jose Domingo Soto
author_facet Javier Ardebol
Mario Cahueque
Viriato Mere
Jose Domingo Soto
author_sort Javier Ardebol
collection DOAJ
description Bisphosphonate (BP) therapy is widely used as it remains the first-line of treatment for osteoporosis. These antiresorptive drugs inhibit osteoclast function and promote apoptosis. However, atypical stress femoral fractures occurring in the diaphysis and subtrochanteric region are linked to prolonged BP use. The risk of fracture is directly proportional to the time exposed to the treatment. Ongoing BP exposure prevents bone resorption and replacement in areas with accumulated microdamage through targeted remodeling. Therefore, long-term BP use (more than 5 years) is an important risk factor. Atypical femoral fractures remain very rare, and the benefits of BP therapy for osteoporotic fracture prevention and treatment outweigh the risk. The present report consists of a rare case of a patient with an atypical diaphyseal femoral stress fracture secondary to prolonged alendronate use.
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spelling doaj.art-e0f42cae892a4f1fa0380663f10fb9722022-12-21T17:59:56ZengWolters Kluwer Medknow PublicationsJournal of Orthopedics, Traumatology and Rehabilitation0975-73412020-01-01121929410.4103/jotr.jotr_11_20Atypical stress femoral shaft fracture secondary to alendronate therapyJavier ArdebolMario CahuequeViriato MereJose Domingo SotoBisphosphonate (BP) therapy is widely used as it remains the first-line of treatment for osteoporosis. These antiresorptive drugs inhibit osteoclast function and promote apoptosis. However, atypical stress femoral fractures occurring in the diaphysis and subtrochanteric region are linked to prolonged BP use. The risk of fracture is directly proportional to the time exposed to the treatment. Ongoing BP exposure prevents bone resorption and replacement in areas with accumulated microdamage through targeted remodeling. Therefore, long-term BP use (more than 5 years) is an important risk factor. Atypical femoral fractures remain very rare, and the benefits of BP therapy for osteoporotic fracture prevention and treatment outweigh the risk. The present report consists of a rare case of a patient with an atypical diaphyseal femoral stress fracture secondary to prolonged alendronate use.http://www.jotr.in/article.asp?issn=0975-7341;year=2020;volume=12;issue=1;spage=92;epage=94;aulast=Ardebolatypical fracturebisphosphonateconservativesub-trochanteric region
spellingShingle Javier Ardebol
Mario Cahueque
Viriato Mere
Jose Domingo Soto
Atypical stress femoral shaft fracture secondary to alendronate therapy
Journal of Orthopedics, Traumatology and Rehabilitation
atypical fracture
bisphosphonate
conservative
sub-trochanteric region
title Atypical stress femoral shaft fracture secondary to alendronate therapy
title_full Atypical stress femoral shaft fracture secondary to alendronate therapy
title_fullStr Atypical stress femoral shaft fracture secondary to alendronate therapy
title_full_unstemmed Atypical stress femoral shaft fracture secondary to alendronate therapy
title_short Atypical stress femoral shaft fracture secondary to alendronate therapy
title_sort atypical stress femoral shaft fracture secondary to alendronate therapy
topic atypical fracture
bisphosphonate
conservative
sub-trochanteric region
url http://www.jotr.in/article.asp?issn=0975-7341;year=2020;volume=12;issue=1;spage=92;epage=94;aulast=Ardebol
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AT viriatomere atypicalstressfemoralshaftfracturesecondarytoalendronatetherapy
AT josedomingosoto atypicalstressfemoralshaftfracturesecondarytoalendronatetherapy