Is 4 follicles too many for IUI?
Most doctors aim for just one or two eggs for an IUI cycle. If you’re having an IUI cycle with superovulation, having no more than four follicles is best. Remember that if you ovulate four eggs, there is a possibility you could conceive quadruplets.
Do multiple follicles increased chance of pregnancy IUI?
Multifollicular growth is associated with increased pregnancy rates in IUI with COH. Since in cycles with three or four follicles the multiple pregnancy rate increased without substantial gain in overall pregnancy rate, IUI with COH should not aim for more than two follicles.
What happens if you have 4 mature follicles?
Follicles Needed for an IUI or Gonadotropins Cycle It’s possible to develop three, four, or even more mature follicles. If you get four or more follicles, your doctor may cancel your treatment cycle.
How many mature follicles are good for IUI?
While there is no definitive evidence regarding the exact number of follicles that increases the risk of a multiple pregnancy, most providers exhibit caution with 3 or more mature follicles. However, in some cases, depending on age and treatment history, triggering ovulation of 3 or more follicles may be warranted.
Can you get pregnant with 4 follicles?
The same research found that women in this age group who had up to four mature follicles tripled their odds of pregnancy without significantly raising their chances of multiples.
What size follicles trigger IUI?
In most centers, triggering is administered once two to three ovarian follicles are at least 17–18 mm in diameter.
What are my chances of getting pregnant with 3 mature follicles?
In women over the age of 40, up to 3 follicles nearly doubled the likelihood of pregnancy while maintaining an 11% risk of multiple gestation per pregnancy.
Is 5 follicles good for IUI?
Women under 35 were at high risk for multiples when there were six or more follicles 12 mm or more in diameter. However, for women over 35, the pregnancy rate was improved when there were six or more follicles in that size range, without significantly increasing the multiple implantation rate.
Is 4 follicles enough for IVF?
The number of mature follicles that develop will also help determine the likelihood of IVF success. Most fertility clinics like to see 4 mature follicles before triggering ovulation for IVF. Again, this is not an exact science; fewer follicles producing high quality eggs may be enough.
How many mm does follicle grow per day?
“The rate of follicular growth is dependant on the phase of the stimulation cycle,” explained Dr. Timmreck. “Early on, follicular growth may be minimal, but once the follicle(s) have committed to ‘active’ growth, then they may grow 1-3 mm per day.”
What are the chances of getting pregnant with 4 follicles?
In women over the age of 40, up to 4 follicles tripled the likelihood of pregnancy (aOR 3.1, 95%CI 2.1–4.5) while maintaining a less than 12% risk of multiple gestation per pregnancy, and a 1.0% absolute risk of multiples.