Patient with RA and dyspnea, chest x-ray showed a homogenous and well-defined nodule, what is the most likely diagnosis?
Understand the Problem
The question is inquiring about the most likely diagnosis for a patient showing specific symptoms and findings, specifically relating to a nodule observed on their chest x-ray.
Answer
Caplan syndrome
The final answer is Caplan syndrome.
Answer for screen readers
The final answer is Caplan syndrome.
More Information
Caplan syndrome, also known as rheumatoid pneumoconiosis, is characterized by the combination of rheumatoid arthritis and multiple well-defined pulmonary nodules. It's a condition seen in workers exposed to coal dust and is associated with RA.
Tips
A common mistake is to confuse the nodules with those observed in cancer. Rheumatoid nodules are more distinct and related directly to RA.
Sources
- Caplan Syndrome - StatPearls - NCBI Bookshelf - ncbi.nlm.nih.gov
- What You Need to Know About RA and Lung Disease - arthritis.org
- Rheumatoid arthritis: Can it affect the lungs? - Mayo Clinic - mayoclinic.org
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