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Difference between revisions of "Rheumatoid lung nodule"
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| Micro = mixed inflammatory infiltrate, +/-[[giant cells]], no micro-organisms | | Micro = mixed inflammatory infiltrate, +/-[[giant cells]], no micro-organisms | ||
| Subtypes = | | Subtypes = | ||
| LMDDx = necrotic pulmonary nodules in [[Crohn's disease]], [[infectious pneumonia]] | | LMDDx = necrotic pulmonary nodules in [[Crohn's disease]], [[infectious pneumonia]], [[amyloidosis]] of lung | ||
| Stains = ZN -ve, GMS -ve | | Stains = ZN -ve, GMS -ve | ||
| IHC = | | IHC = | ||
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*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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*[[ZN stain]] -ve for AFB. | *[[ZN stain]] -ve for AFB. | ||
*[[GMS stain]] -ve for [[fungal organisms]]. | *[[GMS stain]] -ve for [[fungal organisms]]. | ||
*[[Congo red]] -ve. | |||
==See also== | ==See also== | ||