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Endoprosthetic reconstructions for bone metastases.

Jeffrey J Eckardt¹, J Michael Kabo, Cynthia M Kelly

¹Department of Orthopaedic Surgery, UCLA Center for the Health Sciences, Los Angeles, CA 90095, USA. jeckardt@mednet.ucla.edu

Clinical Orthopaedics and Related Research

|November 6, 2003

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Endoprosthetic reconstruction offers a valuable treatment option for bone metastases, particularly in the upper extremities. While effective in selected cases, patient outcomes depend on overall health and disease progression.

Area of Science:

Orthopedic Surgery
Oncology
Reconstructive Surgery

Background:

Metastatic bone disease presents significant challenges in patient care.
Endoprosthetic reconstruction is a surgical technique used for bone defects.
The specific role of endoprosthetic reconstruction in metastatic bone disease requires further definition.

Purpose of the Study:

To define the role of endoprosthetic reconstructions in treating metastatic bone disease.
To evaluate the outcomes and complications of endoprosthetic reconstructions for bone metastases.

Main Methods:

Retrospective review of 522 endoprostheses implanted at UCLA between 1980 and 2002.
Analysis of 37 cases involving patients with metastatic bone disease.
Evaluation of complication rates, functional outcomes, and survival.

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Main Results:

37 patients (6.9%) received endoprosthetic reconstruction for metastatic bone disease.
Upper extremity reconstructions were twice as common as lower extremity.
Metastatic renal and breast carcinoma were the most frequent diagnoses (60%).
Local complications were infrequent (5 patients) and did not necessitate reoperation or amputation.
Disease progression led to death in 33 patients within a median of 12 months.

Conclusions:

Endoprosthetic reconstruction is infrequently used but can be a useful alternative for selected bone metastases.
Functional outcomes are comparable to those for primary malignant tumors, contingent on the patient's general condition.
This technique provides a viable reconstructive option in specific clinical scenarios for metastatic bone disease.