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Updated: Jul 7, 2026

Method and Instrumented Fixture for Femoral Fracture Testing in a Sideways Fall-on-the-Hip Position

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Published on: August 17, 2017

Acetabular fracture patterns and their associated injuries.

Scott E Porter¹, Alan C Schroeder, Sergey S Dzugan

¹Department of Orthopaedic Surgery, University of Mississippi Medical Center, Jackson, MS, USA. sporter@orthopedics.umsmed.edu

Journal of Orthopaedic Trauma

|March 5, 2008

Summary

The direction of force causing acetabular fractures significantly impacts the risk of associated visceral organ injuries. Lateral load acetabular fractures show a higher incidence of retroperitoneal hematomas and injuries to spleen, liver, kidneys, and bladder compared to axial load fractures.

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Last Updated: Jul 7, 2026

Method and Instrumented Fixture for Femoral Fracture Testing in a Sideways Fall-on-the-Hip Position

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Published on: August 17, 2017

Treatment with Locking Intramedullary Nailing for Intertrochanteric Fracture of the Femur Utilizing a New Awl with a Distal Positioner

Treatment with Locking Intramedullary Nailing for Intertrochanteric Fracture of the Femur Utilizing a New Awl with a Distal Positioner

Published on: June 6, 2025

Area of Science:

Orthopedic trauma
Injury biomechanics
Clinical outcomes research

Background:

Acetabular fractures are complex injuries often associated with significant morbidity.
Understanding the relationship between fracture patterns and associated injuries is crucial for patient management.
The force vector at the time of injury is a key determinant of acetabular fracture morphology.

Purpose of the Study:

To investigate the association between acetabular fracture patterns, classified by force vector, and the occurrence of visceral organ injuries.
To determine if specific fracture patterns predict a higher likelihood of non-skeletal organ damage.

Main Methods:

Retrospective review of 323 patients with displaced acetabular fractures at a university medical center.
Fractures classified based on assumed force vector (axial vs. lateral/trochanteric load).
Analysis of organ injuries including skeletal, bowel, bladder, brain, kidney, liver, spleen, lung, retroperitoneal hematoma, and vascular injury.

Main Results:

Acetabular fractures from lateral loads were significantly associated with higher rates of retroperitoneal hematomas, spleen, liver, vascular, kidney, and bladder injuries (P < 0.001).
Posteriorly directed acetabular fractures showed a lower association with these visceral injuries.
Transverse posterior wall fractures demonstrated intermediate injury patterns.

Conclusions:

The direction of force is a critical factor in the development of associated non-skeletal injuries in acetabular fractures.
The risk of additional non-skeletal injuries increases with lateral load patterns, particularly those involving the anterior column.