The Effect of Letrozole on Symptomatic Uterine Leiomyomas

Background and Objectives: Uterine leiomyomas are the most common benign tumors of the uterine, and several medical treatments have been suggested for these myomas. This study was conducted with the aim of determining the effect of letrozole on symptomatic uterine leiomyomas in patients referring to...

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Bibliographic Details
Main Authors: Mansoureh Samimi, Zohreh Tabasi, Masoumeh Abed, Masoumeh Abedzadeh-Kalahroudi
Format: Article
Language:fas
Published: Qom University of Medical Sciences 2013-04-01
Series:Majallah-i Dānishgāh-i ̒Ulūm-i Pizishkī-i Qum
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Online Access:http://journal.muq.ac.ir/article-1-134-en.html
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Summary:Background and Objectives: Uterine leiomyomas are the most common benign tumors of the uterine, and several medical treatments have been suggested for these myomas. This study was conducted with the aim of determining the effect of letrozole on symptomatic uterine leiomyomas in patients referring to Naghavi Clinic in Kashan city.   Methods: This study is a before and after clinical trial, in which 30 premenopausal women with large symptomatic uterine leiomyoma equal to 3cm received 2.5mg letrozole daily for 90 days continuously. Then, the effect of letrozol on uterine and myoma size, hemoglobin, FSH, LH, and estradiol levels and also accompanied symptoms such as amount and duration of menstrual bleeding and dysmenorrhea were evaluated. Data were analyzed by statistical tests such as paired t-test and test. Levels of p<0.05 were considered as significant.   Results: In this study, letrozole had significant effect on decrease in uterine volume (p=0.001) and myoma volume (p<0.001). Also, the means of amount (p<0.001) and duration (p=0.007) of menstrual bleeding decreased and hemoglobin increased by 8% (p<0.001), but have no effect on FSH, LH and, estradiol levels.   Conclusion: The results of this study showed that letrozole leads to decrease in leiomyoma and uterine size, amount and duration of menstruation, and increase in hemoglobin level. Therefore, this drug can be used for treatment of symptomatic uterine leiomyomas.
ISSN:1735-7799
2008-1375