Rheumatoid lung disease
Revision as of 03:35, 9 November 2014 by Michael (talk | contribs) (Created page with "'''Rheumatoid lung nodule''', also '''rheumatoid nodule of the lung''', is an uncommon benign lung lesion associated with rheumatoid arthritis. ==General== *RF +ve. ==Mi...")
Rheumatoid lung nodule, also rheumatoid nodule of the lung, is an uncommon benign lung lesion associated with rheumatoid arthritis.
General
- RF +ve.
Microscopic
Features:[1]
- Mixed inflammatory infiltrate.
- +/-Giant cells.
Dx:
- Necrotic pulmonary nodule in Crohn's disease.
- Infectious pneumonia.
Images
www:
Stains
- ZN stain -ve for AFB.
- GMS stain -ve for fungal organisms.