Clinical Outcomes Following Glenoid Neck Fracture as Correlated With Quantitative Assessment of Osseous Injury

NCT ID: NCT00644813

Last Updated: 2020-01-02

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Total Enrollment

98 participants

Study Classification

OBSERVATIONAL

Study Start Date

2008-03-31

Study Completion Date

2019-09-30

Brief Summary

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A significant subset of patients with scapula fractures also involves the glenoid neck (bone joining the shoulder joint the scapular body). There is little evidence pertaining to the best treatment or precise definition of these lesions. This study will be designed as a prospective, non-randomized cohort study that will collect outcome and radiological data on patients who have sustained a fracture of the glenoid neck (bone joining the shoulder joint the scapular body) for a period of 1 year. All patients who have sustained extraarticular scapula fractures (any fracture not involving the glenoid surface) will be considered. Information will be collected with respect to the radiographic characteristics of osseous injuries as well as functional outcome over time.

Detailed Description

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Extraarticular fractures (fracture not involving the glenoid articular surface) of the scapula (shoulder blade) have been traditionally managed nonoperatively. The logic for this course of treatment was based on the healing potential of the extensive muscular envelop of the scapula, the inherent mobility of the shoulder joint, and the difficulty in objectively assessing the degree of injury given its irregular osseous architecture.

Scapular fractures specifically involving the glenoid neck have the potential to significantly change the geometry of glenohumeral joint (shoulder joint) as well as affect the actions of muscles and nerves that act across it. Although most reports indicate patients sustaining glenoid neck fractures did well following nonoperative treatment, there was little use of validated outcome measures. Additionally, the context of severe trauma may have lead to an underestimation of functional recovery.

Advances in imaging technology combined with the evolution of internal fixation techniques have resulted in sporadic attempts at fixation of glenoid neck fractures, usually when they occurred in concert with bony injury to other members of the shoulder girdle, as in the "floating shoulder". However, in the absence of a universal canon of radiograph measurements, there are no current recommendations for operative versus non-operative management based on the characteristics of osseous injury as correlated with probable clinical outcome. Moreover, the common assertion that nonoperative management of scapular fractures leads to adequate functional outcome has not been rigorously examined in a prospective fashion, despite this being the standard of care nationally.

Recent evidence suggests that nonoperative treatment may lead to significant decreases in strength and forelimb function despite the fact that the standard of care for the vast majority of these injuries does not involve surgery or reduction. The same may be true of glenoid neck fractures, as significant shortening or angulation of this metaphyseal isthmus may have a detrimental effect on the functional geometry of the glenohumeral (shoulder) joint. If so, surgical management may be indicated to restore a more physiologic geometry to the joint, and thereby give the best chance of recovery to a pre-injury level of function. It is our hope that these correlates of measurements and outcome will help codify an a priori set of radiograph evaluation criteria to help guide decisions for surgical versus non-operative management of glenoid neck fractures. The purpose of the study is to: 1) define the degree of forelimb dysfunction brought about by this specific injury and 2) the magnitude of osseous injury to the glenoid neck that can be tolerated before functional outcome is unacceptably impeded.

Conditions

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Scapula Fracture Glenoid; Fracture

Study Design

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Observational Model Type

COHORT

Study Time Perspective

PROSPECTIVE

Study Groups

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Scapular with glenoid neck fractures

Collect outcome and radiological data on patients with scapular fractures involving the glenoid neck (bone joining the shoulder joint and the scapular body) for a period of 1 year.

Scapular with glenoid neck fractures

Intervention Type OTHER

Interventions

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Scapular with glenoid neck fractures

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

* Adults 18-65 and 65+
* Extraarticular scapular fractures Scapular fracture is isolated or in concert with nondisplaced ipsilateral fractures of the clavicle, coracoid or acromion or has a clavicle fracture been operatively reduced or fixed?
* Patient is free of preexisting neuromuscular or psychiatric dysfunction
* Patient is free of previous upper extremity injury that would impede objective functional outcome evaluation
* Patient received a CT scan as part of their initial clinical care
* Patient is English speaking
* Patient is signed the informed consent form

Exclusion Criteria

* Preexisting upper extremity injury or neuromuscular condition
* Displaced fractures of the acromion, clavicle, or coracoid
* Concomitant injury to the forelimb
* Patients mentally or physically unable to perform the function evaluation
* Patients unwilling or unable to follow up for 1 year
* Patients with poor propensity to follow up; drug, alcohol issues, etc.
* Non English speaking patients
* Patients currently or pending incarceration in prison
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Boston Medical Center

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Paul Tornetta, MD

Role: PRINCIPAL_INVESTIGATOR

Boston University / Boston Medical Center

Locations

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Indiana University

Indianapolis, Indiana, United States

Site Status

Boston Medical Center

Boston, Massachusetts, United States

Site Status

University of Michigan Health system

Ann Arbor, Michigan, United States

Site Status

Orthopaedic Associates of Michigan

Grand Rapids, Michigan, United States

Site Status

Orthopaedic associates of Michigan

Grand Rapids, Michigan, United States

Site Status

Hennepin County Medical Center

Minneapolis, Minnesota, United States

Site Status

Barnes-Jewish Hospital

St Louis, Missouri, United States

Site Status

Charlotte Medical Center

Charlotte, North Carolina, United States

Site Status

University of Oklahoma

Oklahoma City, Oklahoma, United States

Site Status

Oregon Health & Science University

Portland, Oregon, United States

Site Status

Orthopaedic Specialty Associates - Fort Worth

Fort Worth, Texas, United States

Site Status

University of Utah

Salt Lake City, Utah, United States

Site Status

QEII Health Science Center

Halifax, , Canada

Site Status

Countries

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United States Canada

Other Identifiers

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H-26863

Identifier Type: -

Identifier Source: org_study_id

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