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Chronic recurrent multifocal osteomyelitis.
Marion R Roderick1, Athimalaipet V Ramanan
1Bristol Royal Hospital for Children, Bristol, UK. rodericks1000@hotmail.com
Advances in Experimental Medicine and Biology
|May 10, 2013
Summary
Chronic recurrent multifocal osteomyelitis (CRMO) is an autoinflammatory bone disease in children. Early diagnosis with STIR MRI can prevent unnecessary treatments and long-term disability from this potentially underestimated condition.
Area of Science:
- Pediatric Rheumatology
- Autoinflammatory Diseases
- Skeletal Biology
Background:
- Chronic recurrent multifocal osteomyelitis (CRMO) is an autoinflammatory bone disorder primarily affecting children and adolescents.
- It involves immune dysregulation leading to bone inflammation without identifiable pathogens or autoantibodies.
- CRMO presents with insidious bone pain, swelling, and tenderness, often affecting long bones, vertebrae, and classically the clavicle.
Purpose of the Study:
- To provide a comprehensive overview of Chronic recurrent multifocal osteomyelitis (CRMO).
- To highlight diagnostic challenges and advancements.
- To discuss current and emerging treatment strategies for CRMO.
Main Methods:
- Review of characteristic clinical presentations and imaging findings (bone edema, lytic areas, periosteal reaction).
- Histopathological analysis of affected bone tissues.
- Evaluation of diagnostic utility of STIR MRI and comparison with biopsy.
- Assessment of treatment outcomes with NSAIDs, bisphosphonates, and biologics.
Main Results:
- Imaging reveals bone edema, lytic lesions, and periosteal reactions; biopsies show characteristic inflammatory cell infiltrates and bone remodeling.
- STIR MRI is crucial for diagnosis, potentially avoiding invasive procedures and incorrect antibiotic use.
- While NSAIDs and bisphosphonates are first-line treatments, biologics show promise for refractory cases.
- CRMO can lead to significant long-term morbidity and disability, suggesting its prevalence may be underestimated.
Conclusions:
- CRMO is an autoinflammatory bone disease requiring accurate and timely diagnosis.
- STIR MRI significantly aids in diagnosis, reducing the need for biopsies.
- Effective management involves anti-inflammatory drugs, bisphosphonates, and potentially biologics for severe cases.
- Improved recognition is vital to address the underestimation of CRMO prevalence and its associated long-term consequences.
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