The influence of ultrasound contrast for fertility investigation on spontaneous pregnancy

The influence of hysterosalpingo contrast sonography (HyCoSy) on spontaneous pregnancy

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

ISRCTN

Registry ID

ISRCTN20715945

Enrollment

330

Registered

2008-09-26

Start date

2001-12-01

Completion date

Unknown

Last updated

2015-01-13

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

Conditions

Subfertility (both male and female) Pregnancy and Childbirth Female infertility

Interventions

Participant recruitment took place at the Reproductive Unit of the Sahlgrenska University Hospital. Randomisation to the two study arms was carried out in blocks of 40, with stratification for age.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Couples with at least 1 year of infertility who were scheduled for a consultation, including a HyCoSy.

Exclusion criteria

Exclusion criteria: 1. Female age >=40 years 2. Severe male infertility (concentration <20 million/ml in the ejaculate or <1 million motile sperms in a swim-up preparation) 3. Severe tubal pathology and suspected anovulation (menstrual period longer than 35 days)

Design outcomes

Primary

Measure	Time frame
Clinical pregnancy defined as a sonographically visible foetal sac, detected within 6 months from randomisation.	—

Secondary

Measure	Time frame
1. Live birth 2. Miscarriage 3. Ectopic pregnancy	—

Countries

Sweden

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Apr 3, 2026