Difference between revisions of "Lung carcinoma with ALK rearrangement"
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==General== | ==General== | ||
*Approximately 1-5% non-small cell lung carcinoma.<ref name=pmid21753699>{{Cite journal | last1 = Yoshida | first1 = A. | last2 = Tsuta | first2 = K. | last3 = Nakamura | first3 = H. | last4 = Kohno | first4 = T. | last5 = Takahashi | first5 = F. | last6 = Asamura | first6 = H. | last7 = Sekine | first7 = I. | last8 = Fukayama | first8 = M. | last9 = Shibata | first9 = T. | title = Comprehensive histologic analysis of ALK-rearranged lung carcinomas. | journal = Am J Surg Pathol | volume = 35 | issue = 8 | pages = 1226-34 | month = Aug | year = 2011 | doi = 10.1097/PAS.0b013e3182233e06 | PMID = 21753699 }}</ref> | *Approximately 1-5% non-small cell lung carcinoma.<ref name=pmid21753699>{{Cite journal | last1 = Yoshida | first1 = A. | last2 = Tsuta | first2 = K. | last3 = Nakamura | first3 = H. | last4 = Kohno | first4 = T. | last5 = Takahashi | first5 = F. | last6 = Asamura | first6 = H. | last7 = Sekine | first7 = I. | last8 = Fukayama | first8 = M. | last9 = Shibata | first9 = T. | title = Comprehensive histologic analysis of ALK-rearranged lung carcinomas. | journal = Am J Surg Pathol | volume = 35 | issue = 8 | pages = 1226-34 | month = Aug | year = 2011 | doi = 10.1097/PAS.0b013e3182233e06 | PMID = 21753699 }}</ref> | ||
**Can be treated with ''crizotinib''.<ref name=pmid21475126>{{Cite journal | last1 = Crystal | first1 = AS. | last2 = Shaw | first2 = AT. | title = New targets in advanced NSCLC: EML4-ALK. | journal = Clin Adv Hematol Oncol | volume = 9 | issue = 3 | pages = 207-14 | month = Mar | year = 2011 | doi = | PMID = 21475126 }}</ref> | |||
==Microscopic== | ==Microscopic== | ||
Revision as of 03:53, 4 May 2012
Lung carcinoma with ALK rearrangement is subset of lung adenocarcinoma.
General
Microscopic
Features:[1]
- Adenocarcinoma - at least focally.
- Solid signet-ring cell pattern - common.
- Mucinous cribriform pattern - common.
DDx:
IHC
Features:[1]
- p63 +ve.
- TTF-1 +ve.
Molecular
- EML4-ALK fusion -- inv(2)(p21p23).[3]
See also
References
- ↑ 1.0 1.1 1.2 Yoshida, A.; Tsuta, K.; Nakamura, H.; Kohno, T.; Takahashi, F.; Asamura, H.; Sekine, I.; Fukayama, M. et al. (Aug 2011). "Comprehensive histologic analysis of ALK-rearranged lung carcinomas.". Am J Surg Pathol 35 (8): 1226-34. doi:10.1097/PAS.0b013e3182233e06. PMID 21753699.
- ↑ Crystal, AS.; Shaw, AT. (Mar 2011). "New targets in advanced NSCLC: EML4-ALK.". Clin Adv Hematol Oncol 9 (3): 207-14. PMID 21475126.
- ↑ Li, Y.; Ye, X.; Liu, J.; Zha, J.; Pei, L. (Jan 2011). "Evaluation of EML4-ALK fusion proteins in non-small cell lung cancer using small molecule inhibitors.". Neoplasia 13 (1): 1-11. PMID 21245935.