Ovarian microcystic stromal tumour
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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.
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.
- ↑ PMID: 28551672.