Difference between revisions of "Pulmonary neuroendocrine cell hyperplasia"

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(Created page with "'''Pulmonary neuroendocrine cell hyperplasia''' is a proliferation of neuroendocrine cells confined by the bronchial basement membrane. ==General== *Common. ==Microscopic==...")
 
 
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{{ Infobox diagnosis
| Name      = {{PAGENAME}}
| Image      =
| Width      =
| Caption    =
| Synonyms  =
| Micro      = proliferation of neuroendocrine cells confined by the basement membrane of the bronchus.
| Subtypes  =
| LMDDx      = [[carcinoid tumourlet]], [[diffuse idiopathic pulmonary neuroendocrine cell hyperplasia]], [[pulmonary meningothelial-like nodule]]
| Stains    =
| IHC        =
| EM        =
| Molecular  =
| IF        =
| Gross      =
| Grossing  =
| Site      = [[lung]]
| Assdx      =
| Syndromes  = if diffuse ''[[diffuse idiopathic pulmonary neuroendocrine cell hyperplasia]] (DIPNECH)''
| Clinicalhx =
| Signs      =
| Symptoms  = none
| Prevalence = very common
| Bloodwork  =
| Rads      =
| Endoscopy  =
| Prognosis  = benign
| Other      =
| ClinDDx    =
| Tx        = none required
}}
'''Pulmonary neuroendocrine cell hyperplasia''' is a proliferation of neuroendocrine cells confined by the bronchial basement membrane.
'''Pulmonary neuroendocrine cell hyperplasia''' is a proliferation of neuroendocrine cells confined by the bronchial basement membrane.


==General==
==General==
*Common.
*Common.
*May be seen in the context of [[diffuse idiopathic pulmonary neuroendocrine cell hyperplasia]].


==Microscopic==
==Microscopic==
Features:
Features:
*Neuroendocrine cells.
*Proliferation of neuroendocrine cells -  superficial to the basement membrane of the bronchus.<ref name=pmid20729444>{{Cite journal  | last1 = Koo | first1 = CW. | last2 = Baliff | first2 = JP. | last3 = Torigian | first3 = DA. | last4 = Litzky | first4 = LA. | last5 = Gefter | first5 = WB. | last6 = Akers | first6 = SR. | title = Spectrum of pulmonary neuroendocrine cell proliferation: diffuse idiopathic pulmonary neuroendocrine cell hyperplasia, tumorlet, and carcinoids. | journal = AJR Am J Roentgenol | volume = 195 | issue = 3 | pages = 661-8 | month = Sep | year = 2010 | doi = 10.2214/AJR.09.3811 | PMID = 20729444 }}</ref><ref name=pmid17099078>{{Cite journal  | last1 = Davies | first1 = SJ. | last2 = Gosney | first2 = JR. | last3 = Hansell | first3 = DM. | last4 = Wells | first4 = AU. | last5 = du Bois | first5 = RM. | last6 = Burke | first6 = MM. | last7 = Sheppard | first7 = MN. | last8 = Nicholson | first8 = AG. | title = Diffuse idiopathic pulmonary neuroendocrine cell hyperplasia: an under-recognised spectrum of disease. | journal = Thorax | volume = 62 | issue = 3 | pages = 248-52 | month = Mar | year = 2007 | doi = 10.1136/thx.2006.063065 | PMID = 17099078 }}</ref>
**Salt and pepper chromatin.
**Salt and pepper chromatin.
*Arranged linearly along the bronchus - confined by the basement membrane.
 
Note:
*They often project into the airway.


DDx:
DDx:
*[[Carcinoid tumourlet]] - extend beyond the basement membrane.
*[[Carcinoid tumourlet]] - extends beyond the basement membrane and less than 5 mm in maximal dimension.
*[[Diffuse idiopathic pulmonary neuroendocrine cell hyperplasia]].
*[[Pulmonary meningothelial-like nodule]].
 
==See also==
*[[Neuroendocrine tumours]].
*[[Neuroendocrine markers]].
*[[Lung tumours]].


==References==
==References==
48,453

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