NYMC Faculty Publications

A Single-Stage Treatment Protocol for Presumptive Aseptic Diaphyseal Nonunions: a Review of Outcomes.

Author Type(s)

Faculty

DOI

10.1097/BOT.0b013e31828b76f2

Journal Title

Journal of Orthopaedic Trauma

First Page

582

Last Page

586

Document Type

Article

Publication Date

10-1-2013

Department

Orthopedic Surgery

Abstract

OBJECTIVE: To review the results of a single-stage treatment protocol for presumptive aseptic diaphyseal nonunion with a well-healed wound and no infection history.

DESIGN: Retrospective comparative study.

SETTING: Tertiary referral center.

PATIENTS AND METHODS: We retrospectively reviewed all presumptive aseptic diaphyseal nonunions treated by a single-stage protocol. There were 104 patients who met the inclusion criteria. Eighty-seven patients were available for follow-up through to complete healing (83.7% follow-up rate).

INTERVENTION: The protocol entails withholding preoperative antibiotics, removing the implant, performing open debridement or canal reaming, taking 5 cultures of the nonunion site or canal reamings, followed by antibiotic administration, and revision open reduction and internal fixation or exchange nailing. If intraoperative cultures are positive, long-term antibiotics are begun specific to organism sensitivities.

MAIN OUTCOME MEASUREMENTS: To analyze the rate of positive cultures and to compare the rate of secondary surgery to promote healing in positive and negative culture groups.

RESULTS: Intraoperative cultures were positive in 28.7% (25/87) of patients with complete follow-up. The overall rate of secondary surgery for persistence of nonunion was 12.6% (11/87). In patients with positive intraoperative cultures, rate of secondary surgery was 28% (7/25) versus 6.4% (4/62) in the group without positive intraoperative cultures (P = 0.01).

CONCLUSION: A single-stage treatment protocol for presumptive aseptic diaphyseal nonunions was effective in obviating further revision surgery in 93.6% of truly aseptic cases and in 72% of positive culture cases and is still employed at our institution.

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