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Difference between revisions of "Malignant peripheral nerve sheath tumour"
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Malignant peripheral nerve sheath tumour (view source)
Revision as of 09:28, 27 April 2017
, 09:28, 27 April 2017→IHC: update
Jensflorian (talk | contribs) (→Microscopic: update) |
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*SOX10 +ve ~ 50% of tumours. | *SOX10 +ve ~ 50% of tumours. | ||
*Neurofibromin (NFC) -ve (88% in NF1, 43% sporadic MPNST)<ref>{{Cite journal | last1 = Reuss | first1 = DE. | last2 = Habel | first2 = A. | last3 = Hagenlocher | first3 = C. | last4 = Mucha | first4 = J. | last5 = Ackermann | first5 = U. | last6 = Tessmer | first6 = C. | last7 = Meyer | first7 = J. | last8 = Capper | first8 = D. | last9 = Moldenhauer | first9 = G. | title = Neurofibromin specific antibody differentiates malignant peripheral nerve sheath tumors (MPNST) from other spindle cell neoplasms. | journal = Acta Neuropathol | volume = 127 | issue = 4 | pages = 565-72 | month = Apr | year = 2014 | doi = 10.1007/s00401-014-1246-6 | PMID = 24464231 }}</ref> | *Neurofibromin (NFC) -ve (88% in NF1, 43% sporadic MPNST)<ref>{{Cite journal | last1 = Reuss | first1 = DE. | last2 = Habel | first2 = A. | last3 = Hagenlocher | first3 = C. | last4 = Mucha | first4 = J. | last5 = Ackermann | first5 = U. | last6 = Tessmer | first6 = C. | last7 = Meyer | first7 = J. | last8 = Capper | first8 = D. | last9 = Moldenhauer | first9 = G. | title = Neurofibromin specific antibody differentiates malignant peripheral nerve sheath tumors (MPNST) from other spindle cell neoplasms. | journal = Acta Neuropathol | volume = 127 | issue = 4 | pages = 565-72 | month = Apr | year = 2014 | doi = 10.1007/s00401-014-1246-6 | PMID = 24464231 }}</ref> | ||
*H3K27me -ve<ref>{{Cite journal | last1 = Schaefer | first1 = IM. | last2 = Fletcher | first2 = CD. | last3 = Hornick | first3 = JL. | title = Loss of H3K27 trimethylation distinguishes malignant peripheral nerve sheath tumors from histologic mimics. | journal = Mod Pathol | volume = 29 | issue = 1 | pages = 4-13 | month = Jan | year = 2016 | doi = 10.1038/modpathol.2015.134 | PMID = 26585554 }}</ref> | |||
*MIB-1 ≥20% is highly predictive of malignant peripheral nerve sheath tumor (87% sensitivity and 96% specificity).<ref>{{Cite journal | last1 = Pekmezci | first1 = M. | last2 = Reuss | first2 = DE. | last3 = Hirbe | first3 = AC. | last4 = Dahiya | first4 = S. | last5 = Gutmann | first5 = DH. | last6 = von Deimling | first6 = A. | last7 = Horvai | first7 = AE. | last8 = Perry | first8 = A. | title = Morphologic and immunohistochemical features of malignant peripheral nerve sheath tumors and cellular schwannomas. | journal = Mod Pathol | volume = 28 | issue = 2 | pages = 187-200 | month = Feb | year = 2015 | doi = 10.1038/modpathol.2014.109 | PMID = 25189642 }}</ref> | *MIB-1 ≥20% is highly predictive of malignant peripheral nerve sheath tumor (87% sensitivity and 96% specificity).<ref>{{Cite journal | last1 = Pekmezci | first1 = M. | last2 = Reuss | first2 = DE. | last3 = Hirbe | first3 = AC. | last4 = Dahiya | first4 = S. | last5 = Gutmann | first5 = DH. | last6 = von Deimling | first6 = A. | last7 = Horvai | first7 = AE. | last8 = Perry | first8 = A. | title = Morphologic and immunohistochemical features of malignant peripheral nerve sheath tumors and cellular schwannomas. | journal = Mod Pathol | volume = 28 | issue = 2 | pages = 187-200 | month = Feb | year = 2015 | doi = 10.1038/modpathol.2014.109 | PMID = 25189642 }}</ref> | ||
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Others:<ref name=pmid14508395>{{cite journal |author=Zhou H, Coffin CM, Perkins SL, Tripp SR, Liew M, Viskochil DH |title=Malignant peripheral nerve sheath tumor: a comparison of grade, immunophenotype, and cell cycle/growth activation marker expression in sporadic and neurofibromatosis 1-related lesions |journal=Am. J. Surg. Pathol. |volume=27 |issue=10 |pages=1337–45 |year=2003 |month=October |pmid=14508395 |doi= |url=}}</ref> | Others:<ref name=pmid14508395>{{cite journal |author=Zhou H, Coffin CM, Perkins SL, Tripp SR, Liew M, Viskochil DH |title=Malignant peripheral nerve sheath tumor: a comparison of grade, immunophenotype, and cell cycle/growth activation marker expression in sporadic and neurofibromatosis 1-related lesions |journal=Am. J. Surg. Pathol. |volume=27 |issue=10 |pages=1337–45 |year=2003 |month=October |pmid=14508395 |doi= |url=}}</ref> | ||
*p53. | *p53. | ||
*p16 -ve. | *p16 -ve.<ref>{{Cite journal | last1 = Pekmezci | first1 = M. | last2 = Reuss | first2 = DE. | last3 = Hirbe | first3 = AC. | last4 = Dahiya | first4 = S. | last5 = Gutmann | first5 = DH. | last6 = von Deimling | first6 = A. | last7 = Horvai | first7 = AE. | last8 = Perry | first8 = A. | title = Morphologic and immunohistochemical features of malignant peripheral nerve sheath tumors and cellular schwannomas. | journal = Mod Pathol | volume = 28 | issue = 2 | pages = 187-200 | month = Feb | year = 2015 | doi = 10.1038/modpathol.2014.109 | PMID = 25189642 }}</ref> | ||
*p27. | *p27. | ||
*p75NTR +ve (80%). | *p75NTR +ve (80%). | ||
*EGFR +ve <ref> {{Cite journal | last1 = Pekmezci | first1 = M. | last2 = Reuss | first2 = DE. | last3 = Hirbe | first3 = AC. | last4 = Dahiya | first4 = S. | last5 = Gutmann | first5 = DH. | last6 = von Deimling | first6 = A. | last7 = Horvai | first7 = AE. | last8 = Perry | first8 = A. | title = Morphologic and immunohistochemical features of malignant peripheral nerve sheath tumors and cellular schwannomas. | journal = Mod Pathol | volume = 28 | issue = 2 | pages = 187-200 | month = Feb | year = 2015 | doi = 10.1038/modpathol.2014.109 | PMID = 25189642 }}</ref> | |||
==Molecular== | ==Molecular== | ||