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Difference between revisions of "Pneumocytoma"
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{{ Infobox diagnosis | |||
| Name = {{PAGENAME}} | |||
| Image = | |||
| Width = | |||
| Caption = | |||
| Synonyms = sclerosing hemangioma, benign pneumocytoma | |||
| Micro = mixed cell population, variable architecture (papillary, sclerotic, solid, hemorrhagic), +/-granulomas | |||
| Subtypes = | |||
| LMDDx = [[carcinoid tumour]] | |||
| Stains = | |||
| IHC = TTF-1 +ve, Ki-67 +ve membranous pattern, PR +ve, CD56 -ve, CD34 -ve | |||
| EM = | |||
| Molecular = | |||
| IF = | |||
| Gross = | |||
| Grossing = | |||
| Staging = | |||
| Site = lung - see ''[[lung tumours]]'' | |||
| Assdx = | |||
| Syndromes = | |||
| Clinicalhx = typical patient - female 40s | |||
| Signs = | |||
| Symptoms = | |||
| Prevalence = rare <= 1% of lung tumours | |||
| Bloodwork = | |||
| Rads = slow growth/no growth, typically peripheral location | |||
| Endoscopy = | |||
| Prognosis = benign, case reports of mets | |||
| Other = | |||
| ClinDDx = other [[lung tumours]] | |||
| Tx = usually excision, may be followed | |||
}} | |||
'''Pneumocytoma''' is a rare [[lung tumour]] that is typically benign. It is also known as '''sclerosing pneumocytoma'''.<ref name=pmid6291188>{{Cite journal | last1 = Chan | first1 = KW. | last2 = Gibbs | first2 = AR. | last3 = Lo | first3 = WS. | last4 = Newman | first4 = GR. | title = Benign sclerosing pneumocytoma of lung (sclerosing haemangioma). | journal = Thorax | volume = 37 | issue = 6 | pages = 404-12 | month = Jun | year = 1982 | doi = | PMID = 6291188 }}</ref><ref name=pmid23380035/> | '''Pneumocytoma''' is a rare [[lung tumour]] that is typically benign. It is also known as '''sclerosing pneumocytoma'''.<ref name=pmid6291188>{{Cite journal | last1 = Chan | first1 = KW. | last2 = Gibbs | first2 = AR. | last3 = Lo | first3 = WS. | last4 = Newman | first4 = GR. | title = Benign sclerosing pneumocytoma of lung (sclerosing haemangioma). | journal = Thorax | volume = 37 | issue = 6 | pages = 404-12 | month = Jun | year = 1982 | doi = | PMID = 6291188 }}</ref><ref name=pmid23380035/> | ||