![]() Case of the Week - Patient Summary 13572Peer Reviewed and Certified - | |
| Demographics: 55 y.o. man | |
| History & Chief complaint: | |
| 55 y.o. coal miner approximately two months status post posterior cervical fusion for C2-C3 instability. Routine clinical followup shows a leukocytosis. The patient has known rheumatoid arthritis and exposure to coal dust. | |
| Physical exam and Laboratory: | |
| Leukocytosis. | |
| Summary of Findings: | |
| • CXR: interstitial pattern, pulmonary nodules, and faint mass on the right.
• CT: multiple cavitary and noncavitary nodules and masses. | |
| Differential Diagnosis: | |
| • Metastatic disease
• Vasculitis • Septic emboli • Infection | |
| Diagnosis: | |
Caplan Syndrome | |
| Confirmed by: Bronchoscopy and history | |
| Disease Discussion - Caplan Syndrome | |
| Lesion/Condition Name: Caplan Syndrome
Cell of Origin: WHO Grade(s): Synonyms: Rheumatoid pneumoconiosis ICD-0 code: 714.81 Associations/Predisposing Factors: Pneumoconiosis in patients with rheumatoid arthritis Common Locations: Demographics: Gross Morphology: Gross Appearance: Histology: hypersensitivity reaction Special Stains: Radiology: Cavitating and non-cavitating pulmonary nodules and masses, primarily peripheral Prognosis and Treatment: | |