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Dermatomyositis and Crohn's disease - Case report.
Ana Neves1, Inês Mendonça2, José Marques1
1Internal Medicine Department, Centro Hospitalar Universitário de São João, Oporto, Portugal.
International Journal of Rheumatic Diseases
|May 27, 2023
Summary
This case report details an unusual association between Crohn's disease and dermatomyositis in a patient undergoing immunosuppressive therapy. Early diagnosis and treatment with corticosteroids led to significant clinical improvement.
Area of Science:
- Immunology
- Dermatology
- Gastroenterology
Background:
- Immune-mediated diseases often exhibit complex interrelationships that are not fully elucidated.
- Concurrent activity of two distinct immune-mediated conditions is not always observed.
Observation:
- A 28-year-old male with a history of Crohn's disease presented with proximal muscle weakness and heliotrope periorbital rash.
- The patient was on immunosuppressive therapy for Crohn's disease, complicating the diagnostic process.
Findings:
- Laboratory tests showed elevated muscle enzymes (creatine kinase, aldolase, LDH) and transaminases.
- Imaging and muscle biopsy suggested inflammatory myopathy, despite the absence of active Crohn's disease symptoms.
- The patient was diagnosed with dermatomyositis co-occurring with Crohn's disease.
Implications:
- This case highlights the importance of considering co-occurring immune-mediated conditions, even in patients on immunosuppression.
- An integrative diagnostic approach is crucial for complex presentations.
- Prompt corticosteroid treatment demonstrated efficacy in managing the overlapping conditions.
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