12 week scan: Your dating scan guide

Back to Your pregnancy and baby guide. All pregnant women in England are offered an ultrasound scan at around 8 to 14 weeks of pregnancy. This is called the dating scan. It’s used to see how far along in your pregnancy you are and check your baby’s development. Your midwife or doctor will book you a dating scan appointment. It will usually take place at your local hospital ultrasound department. The person performing the scan is called a sonographer. You may need to have a full bladder for this scan, as this makes the ultrasound image clearer.

Pregnancy scans

In order to meet the demand for scans the clinic has a tight appointment schedule and it is therefore very important that you arrive in time. If you arrive late, we may not be able to scan you and may have to reschedule your appointment. Your choice will be respected if you decide not to have the scans, and you’ll be given the chance to discuss it with your maternity team before making your decision.

This first routine scan is carried out for the following reasons:. It is not diagnostic. We also like to arrange this for around 12 weeks, but it can be performed between 10 and 14 weeks.

Peek A Baby offers Early Pregnancy Reassurance Scans from 6 weeks of pregnancy. Often times ladies date their pregnancies based on their last period dates however, these If the CRL is >7mm and no heartbeat is seen, sadly this means you have Do I Need A Full Bladder? Can an Empty Sac Still Have a Baby?

Petrina is an enthusiastic and caring Sonographer with 20 years experience in obstetrics and gynaecological ultrasound. With her love of obstetric scanning and patient contact she lectures and tutors future Sonographers at the Australian Institute of Healthcare Education. Petrina is also a wife and busy mum to two boys, where together as a family, they love spending time outdoors.

That first appointment with the sonographer can be a little daunting, but it’s an important time to gather some key information about your growing baby. Congratulations, you have found out you are pregnant, and the first scan in your pregnancy should be an exciting time. Walking into the ultrasound room, you will be full of mixed emotions.

From excitement, to worry, hoping everything is ok. I can assure you, the Sonographer is feeling exactly the same way. Each time I walk a patient into my scanning room, my fingers and toes are crossed quietly praying all will be well for my lovely patient. As soon as I see a heartbeat I silently start breathing with relief and let them know that a heartbeat is seen.

The first scan in your pregnancy is commonly known as the dating scan, and is usually done in the first trimester at around 7 weeks. A Sonographer will perform the ultrasound. So being prepared for the ultrasound will require you to have a full bladder….

Ultrasound scans during pregnancy

You will have heard about ultrasound before, but may have some questions about ultrasound and your baby. Ultrasound uses high frequency sound waves to see internal structures of the body. A hand held ‘transducer’ sends a brief pulse of sound into the body.

You will be offered NHS pregnancy ultrasound scans during early pregnancy between 8 to 14 weeks. However It is advised you have a full bladder, when having a scan. This helps Calculate the date when your baby is due (dating scan).

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Ideally this should be performed before 15 weeks. You will need a full bladder. In early pregnancy your womb can be quite small and lies quite low in the pelvis. A full bladder helps to push the womb upwards. You may be given a printed photo of your baby. Don’t leave it in sunlight and don’t laminate it – it will fade.

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At these scans it is helpful if you have a full bladder which pushes your uterus up 11 – 14 weeks is the first scan which will check that baby is growing and developing as expected. By measuring the baby’s size gives us an accurate due date.

Most pregnant women will have an ultrasound scan during their pregnancy. This simple test is quite safe for both mother and baby and causes only minor, if any, discomfort. Ultrasound is a way of taking a look at the baby without using potentially dangerous X-rays. During an ultrasound scan, high-frequency soundwaves are used to create moving images of the developing baby, shown on a screen.

Ultrasound scans may be recommended at various stages of pregnancy for several reasons. Here are some examples. For women in Australia with an uncomplicated pregnancy , the following ultrasound scans may be recommended. A dating scan may be recommended if there is any uncertainty about when conception may have occurred for example, women who have irregular periods and those who are uncertain of the date of their last menstrual period.

The ultrasound procedure

The browser you are using is too old for our website. Please visit www. Scans during pregnancy can make some mums-to-be a little nervy, which is perfectly natural. Most of the time scans are there to simply help confirm your little one is developing healthily – with the added bonus that you get to see your baby moving around. But sometimes they can reveal a few more serious issues. In the UK you will be offered at least two, the first at 8 to 14 weeks and the second at 18 to 21 weeks.

What do I need to do before the test? • Please carefully check your appointment date and time. The ultrasound service mainly offers appointments on weekdays but.

Log in Sign up. Home Pregnancy Health Antenatal scans. In this article When will I have my dating scan? How accurate are dating scans? What else will the dating scan reveal? What happens at a dating scan? How big will my baby be at the dating scan? Can I have a screening test at the same time? Are there any disadvantages to having a scan?

Pregnancy Ultrasound

A prenatal ultrasound scan uses sound waves to create a visual image sonogram of your baby, placenta, and uterus during pregnancy. It allows your healthcare practitioner to gather valuable information about the progress of your pregnancy and your baby’s health. During the test, an ultrasound technician sonographer uses a handheld instrument called a transducer to send sound waves through your uterus.

Will I have the scan at exactly 12 weeks into my pregnancy? can always send you for a [bit of a] wee but, if your bladder’s not full enough.

An ultrasound using wave transmission to look at the unborn baby. It can tell many different things. What is the procedure for giving an ultrasound? Women who require an abdominal ultrasound during their pregnancy are asked to come to the ultrasound department with a full bladder. This helps to:. To achieve a full bladder, you need to go to the toilet and empty your bladder pass urine about 1 to 2 hours before the ultrasound appointment is scheduled.

Then drink about 3 to 4 glasses of water non-fizzy in the hour prior to the appointment, without going to the toilet again until after the ultrasound examination. If your scheduled appointment is running late and you need to go to the toilet, they may allow you to partially empty your bladder ‘let out half’ – if this is physically possible! However, ask if you can do this before you do. If you require a vaginal ultrasound, the ultrasonographer will ask you to empty your bladder.

The ultrasound room is usually darkened so the images on the screen can be clearly seen. If the ultrasound is ‘trans-abdominal’ through your belly then you will need to wear clothing that can expose your belly easily and you will lie on a hospital bed usually semi sitting. For a vaginal ultrasound, you will need to remove your underwear and lie with your bottom on the edge of the bed similar to a pap test , so that the ultrasound probe can be gently placed into the vagina.

Ultrasound waves do not travel well through air, therefore conducting gel is placed on your belly or on the probe prior to being inserted into the vagina , which can feel cold.

How Much Do You Have To Drink To Have A Full Bladder?