Occult Malignancy Rate of 1498 Hysterectomies or Myomectomies with Morcellation: A Retrospective Single-Arm Study.

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This retrospective study found occult uterine malignancies in 0.2% of 1498 patients undergoing hysterectomy or myomectomy with morcellation for benign indications.

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This retrospective single-arm study analyzed 1498 women who underwent hysterectomy or myomectomy with morcellation for benign indications to determine the prevalence of occult uterine malignancies. Histological examination of the morcellated specimens revealed cancer in only three patients, comprising two cases of endometrial cancer and one case of cervical cancer in situ, with no sarcomas detected. The authors conclude that the rate of occult malignancy is very low, aligning with other recent studies, though they note that further research is needed to establish clear policies regarding morcellation safety. Relevance to endometriosis: listed as a potential indication for myomectomy (the surgical procedure studied), though the paper's main focus is the risk of occult uterine cancers rather than endometriosis or adenomyosis pathology.

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Abstract

Background and purposeSince April 2014, the FDA warns against the use of morcellation during minimally invasive uterine surgery because of the risk of occult malignant spreading in the abdominal cavity. It is clear, however, that more studies are needed to define the incidence of occult uterine cancers, its risk factors, preoperative identification and postoperative follow-up. The present retrospective single-arm study defines the prevalence of occult uterine malignancies in a large group of patients treated with hysterectomy or myomectomy for benign indications.MethodsIn the year of 2014, 1498 women admitted for a myomectomy or hysterectomy in benign conditions at the clinic of minimally invasive surgery (Minimal Invasive Chirurgie or MIC) in Berlin (Germany) were included in this study. The morcellated uterine specimens of operated patients were histologically analyzed for the presence of cancerous tissue.ResultsWe detected malignancies in three of the 1498 women (0.2%): two patients had endometrial cancer, while we observed cervical cancer in situ in the third patient. No sarcoma was found.ConclusionWe detected a very low prevalence of occult uterine malignancy which is in line with several other recent studies. To define a clear policy on the use of morcellation, more studies are required. In the meantime, patients should be informed about the risks of morcellation in case of undetected cancer prior to surgery.
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Abstract

Background and Purpose Since April 2014, the FDA warns against the use of morcellation during minimally invasive uterine surgery because of the risk of occult malignant spreading in the abdominal cavity. It is clear, however, that more studies are needed to define the incidence of occult uterine cancers, its risk factors, preoperative identification and postoperative follow-up. The present retrospective single-arm study defines the prevalence of occult uterine malignancies in a large group of patients treated with hysterectomy or myomectomy for benign indications.

Methods

In the year of 2014, 1498 women admitted for a myomectomy or hysterectomy in benign conditions at the clinic of minimally invasive surgery (Minimal Invasive Chirurgie or MIC) in Berlin (Germany) were included in this study. The morcellated uterine specimens of operated patients were histologically analyzed for the presence of cancerous tissue.

Results

We detected malignancies in three of the 1498 women (0.2%): two patients had endometrial cancer, while we observed cervical cancer in situ in the third patient. No sarcoma was found.

Conclusion

We detected a very low prevalence of occult uterine malignancy which is in line with several other recent studies. To define a clear policy on the use of morcellation, more studies are required. In the meantime, patients should be informed about the risks of morcellation in case of undetected cancer prior to surgery. Similar content being viewed by others

References

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J Minim Invasive Gynecol. 2015;22(1):26–33. Author information Authors and Affiliations Corresponding author Ethics declarations Conflict of interest Garri Tchartchian, Bernd Bojahr, Sven Becker, Attilio Di Spiezio Sardo, Vasilis Tanos, Hugo Christian Verhoeven, Markus Wallwiener, Rudy L De Wilde declare that they have no conflict of interest. Ethical Approval For the present retrospective study, no ethical approval is required in Germany. Prof. Dr. Rudy L De Wilde, head of the University Clinic of Gynecology in Oldenburg, Germany, approved and supervised the present study from conception through manuscript submission. Informed Consent Retrospectively, we selected our patient group based on matching inclusion and exclusion criteria, and we contacted each of those patients to obtain informed consent before the inclusion of their data in this study. Additional information Dr. Med. Garri Tchartchian graduated as a physician at the Kuban State Medical University of Krasnodar, Russia. Currently, he is the head of the Department of Reproductive Medicine and Uterine Diseases, of the Certified Center for Endometriosis, Berlin, Germany. Bernd Bojahr is a Gynecologist in Klinik für Minimal Invasive Chirurgie, Berlin-Zehlendorf, Germany; Sven Becker is a Gynecologist/Oncologist in Universitätsklinikum Frankfurt, Frankfurt am Main, Germany; Attilio Di Spiezio Sardo is a Gynecologist in Università degli Studi di Napoli Federico II, Naples, Italy; Vasilis Tanos is a Gynecologist/Obstetrician in Nicosia University, Nicosia, Cyprus; Hugo C. Verhoeven is a Gynecologist in Private Medical Center for Endocrinology, Gynecology, Reproductive Medicine and Preventive Medicine in Düsseldorf, Germany; Markus Wallwiener is a Gynecologist in Universitätsklinikum Heidelberg, Heidelberg, Germany; Rudy L. De Wilde is a Gynecologist/Oncologist/Epidemiologist in Universitätsklinik für Gynäkologie, Pius-Hospital Oldenburg, Oldenburg, Germany. Rights and permissions About this article Cite this article Tchartchian, G., Bojahr, B., Becker, S. et al. Occult Malignancy Rate of 1498 Hysterectomies or Myomectomies with Morcellation: A Retrospective Single-Arm Study. J Obstet Gynecol India 69 (Suppl 2), 188–193 (2019). https://doi.org/10.1007/s13224-018-1190-9 Received: Accepted: Published: Version of record: Issue date: DOI: https://doi.org/10.1007/s13224-018-1190-9

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