Difference between revisions of "Pulmonary apical cap"
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'''Pulmonary apical cap''', abbreviated ''' | '''Pulmonary apical cap''', abbreviated '''PAC''', is a rare benign [[lung]] pathology that is found at one or both of the apices.<ref name=pmid26414471>{{Cite journal | last1 = Lagstein | first1 = A. | title = Pulmonary Apical Cap-What's Old Is New Again. | journal = Arch Pathol Lab Med | volume = 139 | issue = 10 | pages = 1258-62 | month = Oct | year = 2015 | doi = 10.5858/arpa.2015-0224-RA | PMID = 26414471 }}</ref> | ||
==General== | ==General== | ||
| Line 9: | Line 9: | ||
==Microscopic== | ==Microscopic== | ||
Features:<ref name=pmid11342783/> | Features:<ref name=pmid11342783/> | ||
*Fibroelastotic scar with mature | *Fibroelastotic scar with mature collagen and wavy/curled (accordion-like) elastic fibres. | ||
*Alveolar enlargement at lesion periphery ("scar emphysema"). | *Alveolar enlargement at lesion periphery ("scar emphysema"). | ||
| Line 17: | Line 17: | ||
==See also== | ==See also== | ||
*[[Lung tumours]]. | *[[Lung tumours]]. | ||
*[[Cap polyposis]]. | |||
==References== | ==References== | ||
Latest revision as of 01:33, 3 February 2018
Pulmonary apical cap, abbreviated PAC, is a rare benign lung pathology that is found at one or both of the apices.[1]
General
- Possibly due to ischemia.[2]
Gross
- Spiculated mass at the apex - 0.7 to 5.2 cm.[2]
Microscopic
Features:[2]
- Fibroelastotic scar with mature collagen and wavy/curled (accordion-like) elastic fibres.
- Alveolar enlargement at lesion periphery ("scar emphysema").
DDx:
- Scar associated with lung tumour.
See also
References
- ↑ Lagstein, A. (Oct 2015). "Pulmonary Apical Cap-What's Old Is New Again.". Arch Pathol Lab Med 139 (10): 1258-62. doi:10.5858/arpa.2015-0224-RA. PMID 26414471.
- ↑ 2.0 2.1 2.2 Yousem, SA. (May 2001). "Pulmonary apical cap: a distinctive but poorly recognized lesion in pulmonary surgical pathology.". Am J Surg Pathol 25 (5): 679-83. PMID 11342783.