CompletedNCT00989118Updated Oct 2, 2009

Randomized Study on Endometrioma Treatment

A Phase 3 interventional study of Laser treatment of ovarian endometrioma in Ovarian Endometrioma, sponsored by Hospital Clinic of Barcelona. Completed at 1 site in Spain. Open to female participants aged 18 Years to 40 Years. Per ClinicalTrials.gov, last updated 2009-10-02.

Sponsored by Hospital Clinic of Barcelona · Phase 3 and Interventional

Phase: Phase 3
Study type: Interventional
Ages: 18 Years to 40 Years
Sex: Female

Study summary

This is a randomised study comparing the effect of two laparoscopic techniques for treatment of ovarian endometriomas on recurrence rate and ovarian reserve.

Conditions studied

Ovarian Endometrioma

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Endometriosis 901

In context

Endometriosis

901 studies on the registry are indexed under Endometriosis; 259 are open to participants now.

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Lead sponsor

Hospital Clinic of Barcelona is the lead sponsor of 319 studies on the registry; 55 are open to participants now.

Counted across the registry records on this site, refreshed daily.

Who can participate

Ages eligible: 18 Years to 40 Years
Sexes eligible: Female
Accepts healthy volunteers: No

Inclusion criteria

age between 18 and 40 years
uni or bilateral symptomatic endometriotic cysts with a minimum diameter of 30 millimetres
no counter-indication for the use of GnRH analogues

Exclusion criteria

Exclusion Criteria:

previous pelvic surgeries
history of cancer
suspected malignancy
presurgical suspicion or evidence of deep endometriosis
presurgical suspicion or evidence of premature ovarian failure
use of oestrogen suppressive drugs in the preceding 6 months

Study design

Phase: Phase 3
Intervention model: Parallel assignment

Study arms

Experimental
Laser treatment
Procedure: Laser treatment of ovarian endometrioma
Active comparator
Endometrioma cystectomy
Procedure: Laser treatment of ovarian endometrioma

Interventions

ProcedureLaser treatment of ovarian endometrioma
Laser vaporization of ovarian endometrioma

Study locations

1 site

Hospital Clinic
Barcelona, 08036, Spain

References and documents

Publications

Carmona F, Martinez-Zamora MA, Rabanal A, Martinez-Roman S, Balasch J. Ovarian cystectomy versus laser vaporization in the treatment of ovarian endometriomas: a randomized clinical trial with a five-year follow-up. Fertil Steril. 2011 Jul;96(1):251-4. doi: 10.1016/j.fertnstert.2011.04.068. Epub 2011 May 14. PubMed 21575941 ↗

Updates

Tracking since Sep 25, 2026

No changes since tracking began. The registry record was last updated on Oct 2, 2009, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗

Registry details

Key details

Study ID: NCT00989118
Lead sponsor: Hospital Clinic of Barcelona
First posted: Oct 2, 2009
Start date: May 2000
Primary completion: Mar 2004
Completion: Mar 2004
Last update: Oct 2, 2009

Oversight

Data monitoring committee: No

View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in Oct 2009. You cannot join it, but the record below documents what was studied.

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