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Difference between revisions of "Rheumatoid lung nodule"
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'''Rheumatoid lung nodule''', also '''rheumatoid nodule of the lung''', is an uncommon benign lung lesion associated with [[rheumatoid arthritis]]. | {{ Infobox diagnosis | ||
| Name = {{PAGENAME}} | |||
| Image = | |||
| Width = | |||
| Caption = | |||
| Synonyms = | |||
| Micro = mixed inflammatory infiltrate, +/-[[giant cells]], no micro-organisms | |||
| Subtypes = | |||
| LMDDx = necrotic pulmonary nodules in [[Crohn's disease]], [[infectious pneumonia]], [[amyloidosis]] of lung | |||
| Stains = ZN -ve, GMS -ve | |||
| IHC = | |||
| EM = | |||
| Molecular = | |||
| IF = | |||
| Gross = | |||
| Grossing = | |||
| Site = [[lung]] - see ''[[medical lung diseases]]'' | |||
| Assdx = [[rheumatoid arthritis]] | |||
| Syndromes = | |||
| Clinicalhx = +/-hx of rheumatoid arthritis | |||
| Signs = | |||
| Symptoms = | |||
| Prevalence = uncommon | |||
| Bloodwork = | |||
| Rads = upper lung fields, peripheral, round, +/-cavitation | |||
| Endoscopy = | |||
| Prognosis = | |||
| Other = | |||
| ClinDDx = only lung lesions - esp. malignancy | |||
| Tx = | |||
}} | |||
'''Rheumatoid lung nodule''', also '''rheumatoid nodule of the lung''' and '''pulmonary rheumatoid nodule''', is an uncommon benign lung lesion associated with [[rheumatoid arthritis]]. | |||
''Rheumatoid lung disease'' redirects here. ''[[Rheumatoid pleuritis]]'' is dealt with separately. | ''Rheumatoid lung disease'' redirects here. ''[[Rheumatoid pleuritis]]'' is dealt with separately. | ||
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*Mixed inflammatory infiltrate. | *Mixed inflammatory infiltrate. | ||
*+/-[[Giant cells]]. | *+/-[[Giant cells]]. | ||
*No micro-organisms. | |||
Dx: | Dx: | ||
*Necrotic pulmonary nodule in [[Crohn's disease]]. | *Necrotic pulmonary nodule in [[Crohn's disease]]. | ||
*[[Infectious pneumonia]]. | *[[Infectious pneumonia]]. | ||
*[[Amyloidosis]]<ref name=pmid17037396>{{cite journal |authors=Tokunaga T, Takeda S, Sawabata N, Inoue M, Maeda H |title=Nodular pulmonary amyloidosis |journal=Jpn J Thorac Cardiovasc Surg |volume=54 |issue=9 |pages=399–401 |date=September 2006 |pmid=17037396 |doi=10.1007/s11748-006-0015-4 |url=}}</ref> - reported in the context with rheumatoid arthritis.<ref name=pmid17332981>{{cite journal |authors=Calatayud J, Candelas G, Gómez A, Morado C, Trancho FH |title=Nodular pulmonary amyloidosis in a patient with rheumatoid arthritis |journal=Clin Rheumatol |volume=26 |issue=10 |pages=1797–8 |date=October 2007 |pmid=17332981 |doi=10.1007/s10067-007-0552-y |url=}}</ref> | |||
===Images=== | ===Images=== | ||
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==Stains== | ==Stains== | ||
*[[ZN stain]] -ve for | *[[ZN stain]] -ve for AFB. | ||
*[[GMS stain]] -ve for [[fungal organisms]]. | *[[GMS stain]] -ve for [[fungal organisms]]. | ||
*[[Congo red]] -ve. | |||
==See also== | ==See also== | ||