How To Prepare continued...
Let your doctor know the first day of your
last menstrual period. If your bleeding pattern is light or begins with
spotting, the first day is the day of heaviest bleeding.
your doctor about any concerns you have regarding the need for the test, its
risks, how it will be done, or what the results will mean. To help you
understand the importance of this test, fill out the
medical test information form(What is a PDF document?).
How It Is Done
The health professional drawing blood
- Wrap an elastic band around your upper arm to
stop the flow of blood. This makes the veins below the band larger so it is
easier to put a needle into the vein.
- Clean the needle site with
- Put the needle into the vein. More than one needle stick
may be needed.
- Attach a tube to the needle to fill it with
- Remove the band from your arm when enough blood is
- Apply a gauze pad or cotton ball over the needle site as
the needle is removed.
- Apply pressure to the site and then a
For women, more than one blood sample may be needed to
get an accurate indication of luteinizing hormone (LH) levels. Several blood
samples may be taken in one day, or one sample may be taken each day for
several days in a row.
To determine if you are
ovulating, a sample of your first urine of the morning is usually tested. It is
important to follow the package directions exactly if you are doing home
ovulation testing on a urine sample.
- Place the collection container into the
stream of urine and collect approximately
4 Tbsp (60 mL) of
- Do not touch the rim of the container to your genital area,
and do not get toilet paper, pubic hair, stool (feces), menstrual blood, or
other foreign matter in the urine sample.
- Finish urinating into the
You may also be given a plastic test strip to hold in the
urine stream. The test strip has a color indicator on it that can detect
luteinizing hormone (LH).