Luteal phase in Natural cycle-IVF: does follicle flushing induce luteolysis?

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

DRKS

Registry ID

DRKS00005248

Enrollment

Registered

2013-08-21

Start date

2013-09-02

Completion date

Unknown

Last updated

2025-04-07

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Luteal phase in Natural cycle-IVF with follicle flushing Z31.8

Interventions

Group 1: in 28 patients two luteal phases each are observed: - the first luteal phase after induction of ovulation and optimised sexual intercourse - the second luteal phase during a Natural cycle-IV

Eligibility

Sex/Gender

Female

Age

18 Years to 41 Years

Inclusion criteria

Inclusion criteria: Natural cycle-IVF treatment intended, FSH 5 pmol/L, regular menstruation cycle (defined as 26-32 days), signed informed consent

Exclusion criteria

Exclusion criteria: severe endometriosis (rAFS III and IV)

Design outcomes

Primary

Measure	Time frame
change of luteal phase length by follicle flushing: record the luteal phase length in both luteal phases as measured by days (luteal phase defined as time of ovulation induction to menstruation bleeding)	—

Secondary

Measure	Time frame
change of estradiol levels in luteal phase by follicle flushing (blood withdrawal day 3-4, 7-8, 11-12 after ovulation). change of progesterone levels in luteal phase by follicle flushing (blood withdrawal day 3-4, 7-8, 11-12 after ovulation)	—

Countries

Switzerland

Contacts

Public ContactSusanne Rohner

UniversitätsfrauenklinikAbteilung für Gynäkologische Endokrinologie und Reproduktionsmedizin

susanne.rohner@insel.ch+41 31 632 10 10

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026