Correlation of FOXL2 with Inhibin and Calretinin in the Diagnosis of Ovarian Sex Cord Stromal Tumors

Objective: Alpha-inhibin and calretinin have been traditionally used as immunomarkers for sex cord stromal tumors. However, the variation in their immunoreactivity and their lack of specificity for sex cord stromal tumor makes the search for a more sensitive and specific immunohistochemical marker e...

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Main Authors: Ruchi RATHORE, Deepshikha ARORA, Sarla AGARWAL, Sonal SHARMA
Format: Article
Language:English
Published: Federation of Turkish Pathology Societies 2017-05-01
Series:Türk Patoloji Dergisi
Subjects:
Online Access:http://www.turkjpath.org/pdf.php3?id=1818
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author Ruchi RATHORE
Deepshikha ARORA
Sarla AGARWAL
Sonal SHARMA
author_facet Ruchi RATHORE
Deepshikha ARORA
Sarla AGARWAL
Sonal SHARMA
author_sort Ruchi RATHORE
collection DOAJ
description Objective: Alpha-inhibin and calretinin have been traditionally used as immunomarkers for sex cord stromal tumors. However, the variation in their immunoreactivity and their lack of specificity for sex cord stromal tumor makes the search for a more sensitive and specific immunohistochemical marker essential in routine diagnosis of sex cord stromal tumor. This study was conducted to correlate the diagnostic utility of FOXL2 with inhibin and calretinin in the diagnosis of sex cord stromal tumors of ovary. Material and Method: The study was conducted in the department of pathology. 31 cases of sex cord tumors received in past eight years (2002-2010) were included in this study. Immunostaining for inhibin, calretinin and FOXL2 was performed and compared on the basis of staining intensity and percentage positivity on all the cases. Results: Calretinin was found to be positive in 29/31 sex cord stromal tumors with variable intensities and was negative in two cases of sex cord stromal tumors, inhibin was positive in 28/31 and only three cases had no cytoplasmic staining. All the 31 cases included in this study were positive for FOXL2 with variable staining intensities and percentage positivity. Ten cases of each surface epithelial and germ cell tumors were also negatively stained with FOXL2. Conclusion: In contrast to inhibin and calretinin, FOXL2 had a sensitivity and specificity of 100% for all the cases of sex cord stromal tumors included in this study.
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spelling doaj.art-4f8a40579f7644878820764347211a272023-02-15T16:15:38ZengFederation of Turkish Pathology SocietiesTürk Patoloji Dergisi1018-56151309-57302017-05-0133212112810.5146/tjpath.2016.01382Correlation of FOXL2 with Inhibin and Calretinin in the Diagnosis of Ovarian Sex Cord Stromal TumorsRuchi RATHOREDeepshikha ARORASarla AGARWALSonal SHARMA Objective: Alpha-inhibin and calretinin have been traditionally used as immunomarkers for sex cord stromal tumors. However, the variation in their immunoreactivity and their lack of specificity for sex cord stromal tumor makes the search for a more sensitive and specific immunohistochemical marker essential in routine diagnosis of sex cord stromal tumor. This study was conducted to correlate the diagnostic utility of FOXL2 with inhibin and calretinin in the diagnosis of sex cord stromal tumors of ovary. Material and Method: The study was conducted in the department of pathology. 31 cases of sex cord tumors received in past eight years (2002-2010) were included in this study. Immunostaining for inhibin, calretinin and FOXL2 was performed and compared on the basis of staining intensity and percentage positivity on all the cases. Results: Calretinin was found to be positive in 29/31 sex cord stromal tumors with variable intensities and was negative in two cases of sex cord stromal tumors, inhibin was positive in 28/31 and only three cases had no cytoplasmic staining. All the 31 cases included in this study were positive for FOXL2 with variable staining intensities and percentage positivity. Ten cases of each surface epithelial and germ cell tumors were also negatively stained with FOXL2. Conclusion: In contrast to inhibin and calretinin, FOXL2 had a sensitivity and specificity of 100% for all the cases of sex cord stromal tumors included in this study.http://www.turkjpath.org/pdf.php3?id=1818FOXL2InhibinCalretininOvarian neoplasmsSex cord stromal tumor
spellingShingle Ruchi RATHORE
Deepshikha ARORA
Sarla AGARWAL
Sonal SHARMA
Correlation of FOXL2 with Inhibin and Calretinin in the Diagnosis of Ovarian Sex Cord Stromal Tumors
Türk Patoloji Dergisi
FOXL2
Inhibin
Calretinin
Ovarian neoplasms
Sex cord stromal tumor
title Correlation of FOXL2 with Inhibin and Calretinin in the Diagnosis of Ovarian Sex Cord Stromal Tumors
title_full Correlation of FOXL2 with Inhibin and Calretinin in the Diagnosis of Ovarian Sex Cord Stromal Tumors
title_fullStr Correlation of FOXL2 with Inhibin and Calretinin in the Diagnosis of Ovarian Sex Cord Stromal Tumors
title_full_unstemmed Correlation of FOXL2 with Inhibin and Calretinin in the Diagnosis of Ovarian Sex Cord Stromal Tumors
title_short Correlation of FOXL2 with Inhibin and Calretinin in the Diagnosis of Ovarian Sex Cord Stromal Tumors
title_sort correlation of foxl2 with inhibin and calretinin in the diagnosis of ovarian sex cord stromal tumors
topic FOXL2
Inhibin
Calretinin
Ovarian neoplasms
Sex cord stromal tumor
url http://www.turkjpath.org/pdf.php3?id=1818
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AT sarlaagarwal correlationoffoxl2withinhibinandcalretinininthediagnosisofovariansexcordstromaltumors
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