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Updated: May 7, 2026

Diagnosis and Surgical Treatment of Human Brucellar Spondylodiscitis
Published on: May 23, 2021
Spontaneous methicillin-sensitive Staphylococcus aureus spondylodiscitis-Short course antibiotic therapy may be
Thomas Locke1, Megan E Kell1, Debapriya Bhattacharyya2
1Department of Infection and Tropical Medicine, Royal Hallamshire Hospital, Glossop Road, Sheffield S10 2JF, United Kingdom.
Abstract:
Spontaneous methicillin-sensitive Staphylococcus aureus spondylodiscitis is increasing in prevalence and there appears to be little consensus on the optimum management of this condition. This paper analyses antimicrobial therapy and associated outcomes over a seven-year period at a large UK hospital trust. A retrospective search strategy identified 55 patients; notes were available for 39. Patients were treated with a median 12 weeks of antibiotics (IQR 7), with 6 weeks intravenous (IQR 3) and 9 weeks oral therapy (IQR 6). 23 different treatment regimens were utilised. 33/36 (92%) patients for whom outcomes were available were cured or improved at latest follow-up. This study reports a wide variation in antibiotic prescribing at a single centre. Outcomes were generally positive regardless of total duration of therapy and proportion of intravenous therapy. These findings highlight the need for multi-centre prospective randomised controlled trials to determine the most clinically effective and low-risk treatment strategy.
Insights
Methicillin-sensitive Staphylococcus aureus spondylodiscitis management varies widely. Most patients improved with diverse antibiotic regimens, suggesting a need for standardized treatment guidelines.
Area of Science:
- Infectious Diseases
- Orthopedics
- Pharmacology
Background:
- Spontaneous methicillin-sensitive Staphylococcus aureus spondylodiscitis is rising.
- Optimal management strategies lack consensus.
Purpose of the Study:
- To analyze antimicrobial therapy and outcomes for Staphylococcus aureus spondylodiscitis.
- To evaluate treatment variations and patient outcomes over seven years.
Main Methods:
- Retrospective analysis of 55 patients with Staphylococcus aureus spondylodiscitis.
- Review of antimicrobial therapy duration, route (intravenous vs. oral), and treatment regimens.
- Assessment of patient outcomes at latest follow-up.
Main Results:
- A median of 12 weeks of antibiotics was used (6 weeks IV, 9 weeks oral).
- 23 different treatment regimens were identified.
- 92% of patients (33/36) showed cure or improvement, irrespective of therapy duration or IV proportion.
Conclusions:
- Significant variation exists in antibiotic prescribing for Staphylococcus aureus spondylodiscitis.
- Positive patient outcomes were observed across diverse treatment approaches.
- Further multi-center randomized controlled trials are needed to establish optimal treatment strategies.
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