Sensitivity Diagnosing Traumatic Knee Injuries With and Without Injection of Blue Dye Into the Knee Joint

Naval Medical Center

Status: Completed

Conditions: Traumatic Knee Arthrotomy

Treatments: Procedure: Saline Load Test

Study type: Interventional

Funder types: Other U.S. Federal agency

Identifiers

NCT01073124

NMCSD.2008.0006

Details and patient eligibility

About

The purpose of this study is to determine if adding blue dye improves the saline load test, which is a way to detect a traumatic intraarticular knee injury by injecting normal saline into the knee and looking for outflow through the wound.

Enrollment: 60 patients

Sex: All

Ages: 18 to 65 years old

Volunteers: Accepts Healthy Volunteers

Inclusion criteria

• Individuals with diagnosis warranting elective knee arthroscopy

Exclusion criteria

• Pregnant women
• Decreased knee range of motion (flex < 125, ext <0)
• Active infection of knee joint
• history of or current intraarticular knee malignancy
• history of open traumatic injury of the knee

Trial design

Primary purpose: Diagnostic

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: Single Blind

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60 participants in 2 patient groups

Normal Saline

Active Comparator group

Description:

Normal Saline injected intraarticularly into the knee joint

Treatment:

Procedure: Saline Load Test

Dilute Methylene Blue Dye

Experimental group

Description:

1 ml methylene blue dye per 500 ml normal saline injected intraarticularly into the knee

Treatment:

Procedure: Saline Load Test