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Massive Osteolysis of the Femur (Gorham-Stout Disease) Requiring Total Femur Replacement: A Case Report
Sho Masuda1,2, Hirotsugu Ohashi2, Yukihide Minoda1
1Department of Orthopaedic Surgery, Osaka Metropolitan University Graduate School of Medicine, Osaka, Japan.
Insights
Gorham-Stout disease (GSD) causes massive bone destruction. Early diagnosis of GSD is crucial to prevent severe bone loss and guide appropriate treatment, as demonstrated in this case of extensive osteolysis.
Area of Science:
- Orthopedics
- Rare Diseases
- Skeletal Pathologies
Background:
- Gorham-Stout disease (GSD) is a rare idiopathic disorder characterized by progressive, massive osteolysis.
- This condition can lead to pathological fractures and significant morbidity.
Purpose of the Study:
- To report a case of Gorham-Stout disease presenting as a proximal femur fracture.
- To emphasize the diagnostic challenges and consequences of delayed GSD treatment.
Main Methods:
- A 56-year-old female patient with Gorham-Stout disease presented with a proximal femur fracture.
- Initial treatment involved open reduction and internal fixation with an intramedullary nail for the fracture.
- Delayed diagnosis of GSD led to continued osteolysis despite mechanical stabilization.
Main Results:
- The intramedullary nail provided mechanical stability but did not halt the underlying osteolysis.
- Extensive bone destruction (osteolysis) continued, ultimately requiring a total femur replacement.
- The case illustrates the limitations of standard fracture management in the presence of undiagnosed GSD.
Conclusions:
- Considering Gorham-Stout disease in cases of extensive, unexplained osteolysis is critical.
- Timely diagnosis and appropriate management of GSD are essential to prevent catastrophic bone loss.
- This case underscores the importance of a high index of suspicion for rare bone disorders.
Case:
Gorham-Stout disease (GSD) is a rare disorder marked by massive bone destruction. A 56-year-old woman with GSD presented to our hospital with a proximal femur fracture. She was initially diagnosed with a simple fracture and underwent open reduction and internal fixation using an intramedullary nail. However, the delayed diagnosis of GSD resulted in postponed appropriate treatment. Although the intramedullary nail helped prevent mechanical bone failure, extensive osteolysis continued, ultimately necessitating total femur replacement.
Conclusion:
This case highlights the importance of considering GSD as a potential diagnosis of extensive osteolysis to avoid delays in treatment and subsequent severe bone loss.
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