Difference between revisions of "Ovarian microcystic stromal tumour"
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'''Ovarian microcystic stromal tumour''' | '''Ovarian microcystic stromal tumour''' (abbreviated '''MST'''), also '''microcystic stromal tumour of the ovary''', is a rare [[ovarian tumour]]. | ||
==General== | ==General== | ||
Line 9: | Line 9: | ||
*Microcysts alternating with solid cellular regions. | *Microcysts alternating with solid cellular regions. | ||
*Hyalinized fibrous stroma. | *Hyalinized fibrous stroma. | ||
===Images=== | |||
<gallery> | |||
Image: Microcystic stromal tumour of ovary -- extremely low mag.jpg |MST - extremely low mag. (WC) | |||
Image: Microcystic stromal tumour of ovary -- very low mag.jpg |MST - very low mag. (WC) | |||
Image: Microcystic stromal tumour of ovary -- low mag.jpg |MST - low mag. (WC) | |||
Image: Microcystic stromal tumour of ovary -- intermed mag.jpg |MST - intermed. mag. (WC) | |||
Image: Microcystic stromal tumour of ovary -- high mag.jpg |MST - high mag. (WC) | |||
Image: Microcystic stromal tumour of ovary - alt -- high mag.jpg |MST - high mag. (WC) | |||
Image: Microcystic stromal tumour of ovary -- very high mag.jpg |MST - very high mag. (WC) | |||
</gallery> | |||
==IHC== | ==IHC== | ||
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==Molecular== | ==Molecular== | ||
*CTNNB1 mutation.<ref name=pmid28551672>PMID | *CTNNB1 mutation.<ref name=pmid28551672>{{Cite journal | last1 = Na | first1 = K. | last2 = Kim | first2 = EK. | last3 = Jang | first3 = W. | last4 = Kim | first4 = HS. | title = CTNNB1 Mutations in Ovarian Microcystic Stromal Tumors: Identification of a Novel Deletion Mutation and the Use of Pyrosequencing to Identify Reported Point Mutation. | journal = Anticancer Res | volume = 37 | issue = 6 | pages = 3249-3258 | month = Jun | year = 2017 | doi = 10.21873/anticanres.11688 | PMID = 28551672 }}</ref> | ||
==References== | ==References== |
Revision as of 03:01, 11 June 2019
Ovarian microcystic stromal tumour (abbreviated MST), also microcystic stromal tumour of the ovary, is a rare ovarian tumour.
General
- Evolving entity.
- Reported in the testis.[1]
Microscopic
Features:[2]
- Microcysts alternating with solid cellular regions.
- Hyalinized fibrous stroma.
Images
IHC
Features:[2]
- CD10 +ve (cytoplasmic).
- Beta-catenin +ve (nuclear).
- WT1 +ve.
- Cyclin D1 +ve.
- Inhibin -ve.
- Calretinin -ve.
- ER -ve.
- PR -ve.
Molecular
- CTNNB1 mutation.[3]
References
- ↑ Zhu, P.; Duan, Y.; Ao, Q.; Wang, G. (Oct 2018). "Microcystic Stromal Tumor of Testicle: First Case Report and Literature Review.". Cancer Res Treat 50 (4): 1452-1457. doi:10.4143/crt.2017.414. PMID 29169232.
- ↑ 2.0 2.1 McCluggage, WG.; Chong, AS.; Attygalle, AD.; Clarke, BA.; Chapman, W.; Rivera, B.; Foulkes, WD. (Feb 2019). "Expanding the morphological spectrum of ovarian microcystic stromal tumour.". Histopathology 74 (3): 443-451. doi:10.1111/his.13755. PMID 30325056.
- ↑ Na, K.; Kim, EK.; Jang, W.; Kim, HS. (Jun 2017). "CTNNB1 Mutations in Ovarian Microcystic Stromal Tumors: Identification of a Novel Deletion Mutation and the Use of Pyrosequencing to Identify Reported Point Mutation.". Anticancer Res 37 (6): 3249-3258. doi:10.21873/anticanres.11688. PMID 28551672.