Difference between revisions of "Rounded atelectasis"

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*[[Clinical diagnosis]].
*[[Clinical diagnosis]].
*May be biopsied to exclude malignancy.
*May be biopsied to exclude malignancy.
*Type of lung collapse.<ref name=pmid8784732>{{Cite journal  | last1 = Batra | first1 = P. | last2 = Brown | first2 = K. | last3 = Hayashi | first3 = K. | last4 = Mori | first4 = M. | title = Rounded atelectasis. | journal = J Thorac Imaging | volume = 11 | issue = 3 | pages = 187-97 | month =  | year = 1996 | doi =  | PMID = 8784732 }}</ref>
*Type of lung collapse<ref name=pmid8784732>{{Cite journal  | last1 = Batra | first1 = P. | last2 = Brown | first2 = K. | last3 = Hayashi | first3 = K. | last4 = Mori | first4 = M. | title = Rounded atelectasis. | journal = J Thorac Imaging | volume = 11 | issue = 3 | pages = 187-97 | month =  | year = 1996 | doi =  | PMID = 8784732 }}</ref> often associated with asbestos exposure.


Clinical (radiologic findings):<ref name=pmid8784732/>
Clinical (radiologic findings):<ref name=pmid8784732/>

Revision as of 21:13, 3 December 2015

Rounded atelectasis, abbreviated RA, is a benign pathology of the lung that may be mistaken for lung cancer.[1][2]

General

  • Benign.
  • Clinical diagnosis.
  • May be biopsied to exclude malignancy.
  • Type of lung collapse[3] often associated with asbestos exposure.

Clinical (radiologic findings):[3]

  • Pleural thickening.
  • Mass lesion with "comet tail" (curvilinear opacification of bronchi and vessels).

Microscopic

Features:

  • Pleural fibrosis.
  • No features of malignancy.

DDx:

  • Pleural plaque.

Sign out

Lung Lesion, Right Lower Lobe, Core Biopsy:
- Benign fibrous tissue and skeletal muscle.
- NEGATIVE for lung parenchyma. 
- NEGATIVE for evidence of malignancy.

Comment:
Clinical correlation is suggested.

See also

References

  1. Sobocińska, M.; Sobociński, B.; Jarzemska, A.; Serafin, Z. (2014). "Rounded atelectasis of the lung: A pictorial review.". Pol J Radiol 79: 203-9. doi:10.12659/PJR.889983. PMID 25045412.
  2. Cherian, SV.; Thampy, E. (Feb 2014). "A solitary lung mass in a 46-year-old man. Rounded atelectasis.". Neth J Med 72 (2): 97, 101. PMID 24659596.
  3. 3.0 3.1 Batra, P.; Brown, K.; Hayashi, K.; Mori, M. (1996). "Rounded atelectasis.". J Thorac Imaging 11 (3): 187-97. PMID 8784732.