Clinical trial registry record

Ovarian Tissue Cryopreservation Combined With Oocyte Cryopreservation Versus Oocyte Cryopreservation Alone

A registered study indexed because it matched monitored longevity research terms. Registry status: Recruiting. Registration does not establish safety or effectiveness.

Plain-language guide

Five questions to ask about this record

What this is
A clinical study registration, not a result or recommendation.
Why it may matter
The registry currently reports Recruiting.
Evidence
Registered phase not reported study.
Main limitation
Registration does not prove that the intervention works, is safe, or is available to you.
What changed
Registry metadata was last updated April 22, 2026.
Where to verify
Open the primary registry below for eligibility, locations, contacts, and current status.
Registry ID
NCT07546123
Last registry update
April 22, 2026
Status
Recruiting
Phase
Phase not reported
Sponsor
IRCCS Azienda Ospedaliero-Universitaria di Bologna
Enrollment
127
Countries
Italy
Match confidence
100%
Source feed
ClinicalTrials.gov
Automated source synopsis

A registered study indexed because it matched monitored longevity research terms. Registry status: Recruiting. Registration does not establish safety or effectiveness.

Evidence snapshot

What the source actually supports

Evidence stage
Phase not reported
Study design
OBSERVATIONAL
Evidence population
Human clinical study registration
Participants
127
Population
FEMALE · 18 Years to 46 Years
Duration
2025-08-25 to 2029-09-01
Intervention
Comparator
Not reported
Outcomes measured
Comparison of the number of oocytes retrieved per stimulation cycle in oncology patients undergoing fertility preservat…; To compare the oocyte retrieval rate (number of oocytes retrieved / number of aspirated follicles) between the two prev…; To compare the number of mature oocytes retrieved (defined as the number of metaphase II oocytes) between the two group…; To compare the number of patients who develop moderate ovarian hyperstimulation syndrome (OHSS) (defined by presence of…; To assess whether increasing serum levels of estradiol (E2) (pg/mL) and luteinizing hormone (LH), measured on the day o…; To compare the number of patients who develop hemoperitoneum and/or pelvic infections between the two groups. — Within…
Reported result
No reusable finding-level result is available in this record.

Main limitationThis is a study registration. No reusable structured result is available here, so it cannot show whether the intervention worked or was safe.

Safety and approvalEligibility, adverse-event details, and clinical decisions must be checked in the official registry and with qualified clinicians. Trial registration is not regulatory approval and does not establish that an intervention is available.

Source supportStructured registry protocol metadata; no finding-level conclusion is generated.

Trial stage · Phase not reportedA trial phase describes development stage; it does not establish a positive result.
Phase 1Phase 2Phase 3Phase 4

Registration and recruitment status do not establish safety, efficacy, or regulatory approval.

Why this record appears here · 100% topic match

The title, summary, or source keywords matched one or more topics followed by immortal.life. A higher percentage means a stronger topic match; it does not rate safety, effectiveness, or study quality.

  • Cryobiology · 100%Title contains controlled topic terminology. Summary contains controlled topic terminology.

Automated source check 100% · update recency 100%. These figures help sort records; they are not medical ratings.

cryobiology
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