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Difference between revisions of "Pulmonary infarct"
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{{ Infobox diagnosis | |||
| Name = {{PAGENAME}} | |||
| Image = Pulmonary_infarct_intermed_mag.jpg | |||
| Width = | |||
| Caption = Pulmonary infarct. [[H&E stain]]. | |||
| Synonyms = lung infarct | |||
| Micro = [[necrosis]] of alveolar walls - loss of nuclei, alveolar hemorrhage, +/-evidence of underlying cause | |||
| Subtypes = | |||
| LMDDx = see ''Associated Dx'' | |||
| Stains = | |||
| IHC = | |||
| EM = | |||
| Molecular = | |||
| IF = | |||
| Gross = lung periphery, classically described as wedge-shaped | |||
| Grossing = | |||
| Site = [[lung]] | |||
| Assdx = underlying causes: [[sickle cell disease]], [[pulmonary embolism]], [[vasculitides]], malignancy (e.g. [[lymphoma]]), drug toxicity, others | |||
| Syndromes = | |||
| Clinicalhx = | |||
| Signs = | |||
| Symptoms = | |||
| Prevalence = uncommon | |||
| Bloodwork = | |||
| Rads = reverse halo sign | |||
| Endoscopy = | |||
| Prognosis = dependent on underlying cause | |||
| Other = | |||
| ClinDDx = | |||
| Tx = dependent on underlying cause | |||
}} | |||
'''Pulmonary infarct''' is the death of [[lung]] tissue due to oxygen deprivation. | '''Pulmonary infarct''' is the death of [[lung]] tissue due to oxygen deprivation. | ||
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**Point furthest from the pleura close to the compromised artery that lead to infarction. | **Point furthest from the pleura close to the compromised artery that lead to infarction. | ||
Radiology: | |||
*Reverse halo sign.<ref name=pmid23395814/> | |||
Images: | |||
*[http://www.sciencephoto.com/media/258474/enlarge Pulmonary infarct (sciencephoto.com)]. | *[http://www.sciencephoto.com/media/258474/enlarge Pulmonary infarct (sciencephoto.com)]. | ||
*[http://www.flickr.com/photos/pulmonary_pathology/3732297830/ Pulmonary infarct (flickr.com)] | *[http://www.flickr.com/photos/pulmonary_pathology/3732297830/ Pulmonary infarct (flickr.com)] | ||