Frequently Asked Questions

Frequently Asked Questions

The thought of coming into hospital can be a little daunting. We naturally want to make your stay comfortable and are aware that many women would prefer the added comfort and privacy of a single amenity room during their stay. At Watford General Hospital we have two types of amenity rooms available for women to book. Amenity rooms are available for women who wish to have extra privacy after they have given birth. You will still be treated as an NHS patient, but are paying for the privacy of a single room. Please ask your midwife on admission regarding room availability. Payment by credit or debit card only please.

Twin Pregnancy Obstetric Care Guidelines

A maximum vertical pocket of centimeters is normal Doppler scan As indicated Not recommended without an indication e. Am J Obstet Gynecol ; 5: Nutrition A woman carrying twins has unique nutritional needs, especially for additional calories. Because the patient most often experiences early satiety and loss of appetite, we recommend a consult with a nutritionist to address this and other issues.

She must increase her daily dietary intake by about calories per day, calories more than a woman carrying a singleton gestation. High-protein shakes are recommended given the high nutritional value.

HIGH RISK OBSTETRIC ULTRASOUND GUIDELINES Dolores H. Pretorius, M.D., Mary K. O’Boyle M.D. and Lori Romine M.D. The obstetric ultrasound rotation is designed to emphasize an experience that relies on a close.

It is usually performed through the abdominal wall but sometimes it is necessary to do an internal vaginal scan. The ultrasound has no known harmful effects on the mother or the baby. Is a Nuchal Translucency Scan accurate? A change in the level of these proteins may indicate that there is an increased risk that the baby has Down syndrome. This does not necessarily mean that there is a problem in your unborn baby.

It means that further tests should be considered to see if there is a problem with your baby. This means that, with this result, the risk of having a baby with Down syndrome is very low but it does not mean that there is no risk. Does the test pick up any other birth defects? Some cardiac defects, skeletal defects and other chromosomal abnormalities can also be suspected.

Do I have to have both the NTS and maternal serum screening test? This is recommended to improve accuracy, but the decision is your choice entirely. Do all pregnant women have an NTS? See Down syndrome screening. It can be done earlier in the pregnancy than the NTS and you can find out the sex of your baby.

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Having a scan in the first few weeks of pregnancy can be thrilling. It’s wonderful to see the little blob with a heartbeat that will become your baby. Usually two scans are done during the first trimester. A dating and viability scan, between six and nine weeks and an early morphology scan or NT scan between 11 and 13 weeks. Why do I need a dating and viability ultrasound scan?

Scans and Screening Tests; Early Scan Dating Scan NIPT Scan NT Scan (Nuchal Scan) Gender Scan Anomaly Scan Growth Scan Presentation Scan A dating scan (sometimes called a booking scan) will tell you how many weeks pregnant you are and if you are having one or more babies.

Having this information in advance of the birth means that healthcare staff as well as parents can better prepare themselves for the delivery of a child with a health problem. For example, Down Syndrome is associated with cardiac defects that may need intervention immediately upon birth. Many expectant parents would like to know the sex of their baby before birth.

Methods include amniocentesis with karyotyping , and prenatal ultrasound. In some countries, health care providers are expected to withhold this information from parents, while in other countries they are expected to give this information. Since screening tests yield a risk score which represents the chance that the baby has the birth defect, the most common threshold for high-risk is 1: A risk score of 1:

Your pregnancy and baby guide

Do I need a referral? Who can I bring to my pregnancy ultrasound? Pregnancy is an exciting time for couples, families and friends. We understand that your ultrasound is an opportunity to bond with your growing baby. You may wish to bring your partner or other support person to share in this special time. Young children, especially very young children, do not usually find ultrasounds entertaining or exciting.

Fetal size and dating: charts recommended for clinical obstetric practice Pam Loughna1, ultrasound packages used in calculating risk from nuchal translucency, use the same formula for calculating gestational A dating table containing values .

What will you do with your scan photos? When will I have my dating scan? You’ll have a dating scan, also known as a week scan between about 10 weeks and 14 weeks of pregnancy. You’ll only have a scan before this, between six weeks and 10 weeks, if you’ve experienced bleeding , pain, or problems in a previous pregnancy Miscarriage Association nd. You’ll also be able to have an earlier scan if you’ve had recurrent miscarriages NICE How accurate are dating scans? A dating scan is the best way to predict your due date PHE The point of the scan is to work out how many weeks pregnant you are.

You may have calculated the length of your pregnancy from the first day of your last menstrual period LMP. However, conception doesn’t actually occur until around 14 days after your LMP, or later if your cycle is longer than 28 days Mongelli You may know when your LMP was, but not when you actually conceived. If you do know the conception date, this is counted as day 14, not day one.

GHS Homecoming

You may like to take a look at charts for crown-rump length , biparietal diameter , femur length , abdominal circumference , gestational sac diameter , yolk sac diameter and intrauterine fetal weight. If you have problems understanding and calculating your due date, check out and download a copy of the Ob calculator by York Winston.

Hutchon’s site and the Gestation Network also provide pregnancy calculators. A large number of mails I received are about fetal anomalies, I have therefore tried to put together a Catalogue of Web pages which describe in some detail specific congenital anomalies that are diagnosable by ultrasound. You can visit the page here.

Obstetric Indications CDHB intranet at all times. Any printed versions, This document is to be viewed via the CDHB Intranet only. 12/40 scan: cervical length +/- Nuchal assessment If 3cm at 12/40 consider delay next scan to 19/40 If.

With early screening and diagnosis it is important to be able to educate parents regarding the potential impact of the diagnosis. This knowledge allows parents the opportunity to consider management options early in the pregnancy, permitting more time to mentally and emotionally prepare both for the course of the pregnancy, and after the birth of the child should the pregnancy continue.

Prenatal screening provides pregnant women a non-invasive risk assessment for the most common aneuploidies. Prior to the s, prenatal screening consisted of risk assessment through maternal age; however, with the advent of maternal serum biochemical analysis and ultrasound, the field of prenatal screening developed significantly. As biochemical and sonographic advances continued into the s, the emphasis shifted to risk assessment in the first trimester, with the combination of maternal serum analytes and sonographic evaluation of the nuchal translucency.

Although in many places the standard for prenatal testing continues to include maternal serum analytes and sonographic evaluation, the role of each marker alone and in combination remains important. Check if you have access through your login credentials or your institution.

Ultrasound – Sonogram

Can the scan show the gender of my baby? Examples of ultrasonography you may see used during your pregnancy. Most parents look forward to their scan because it gives them the first glimpse of their baby.

Dating with the CRL can be within days of the last menstrual period. An important point to note is that when the due date has been set by an accurately measured CRL, it should not be changed by a subsequent scan.

Triploidy Other defects with normal karyotype[ edit ] In fetuses with a normal number of chromosomes, a thicker nuchal translucency is associated with other fetal defects and genetic syndromes. The scan is obtained with the fetus in sagittal section and a neutral position of the fetal head neither hyperflexed nor extended, either of which can influence the nuchal translucency thickness. It is important to distinguish the nuchal lucency from the underlying amniotic membrane.

Among those fetuses whose nuchal translucency exceeds the normal values, there is a relatively high risk of significant abnormality. Further, other, non-trisomic abnormalities may also demonstrate an enlarged nuchal transparency. This leaves the measurement of nuchal transparency as a potentially useful first trimester screening tool.

Abnormal findings allow for early careful evaluation of chromosomes and possible structural defects on a targeted basis. How to define a normal or abnormal nuchal translucency measurement can be difficult. The use of a single millimeter cutoff such as 2. Thus for even greater accuracy of predicting risks, the outcome of the nuchal scan may be combined with the results of simultaneous maternal blood tests.

In pregnancies affected by Down syndrome there is a tendency for the levels of human chorionic gonadotropin hCG to be increased and pregnancy-associated plasma protein A PAPP-A to be decreased. The advantage of nuchal scanning over the previous use of just biochemical blood profiling is mainly the reduction in false positive rates. However this procedure carries a small risk of miscarriage so prior screening with low false positive rates are needed to minimize the chance of miscarrying.

Development of nuchal translucency[ edit ] The actual anatomic structure whose fluid is seen as translucency is likely the normal skin at the back of the neck, which either may become edematous or in some cases filled with fluid by dilated lymphatic sacs due to altered normal embryological connections.

Twin Pregnancy Obstetric Care Guidelines

Prior to the 18th century, caring for pregnant women in Europe was confined exclusively to women, and rigorously excluded men. The expectant mother would invite close female friends and family members to her home to keep her company. The presence of physicians and surgeons was very rare and only occurred once a serious complication had taken place and the midwife had exhausted all measures to manage the complication.

What happens at nuchal dating scan Sell a combined screening tests, yes, does screening. Hi, check the nuchal translucency scan and done at some point that assesses whether you haven’t had the due.

The scan is usually done transabdominally, but occasionally it may be necessary to do the scan transvaginally: The purpose of the week scan: To date the pregnancy accurately. This is particularly relevant for women who cannot recall the date of their last period, have an irregular menstrual cycle, or who have conceived whilst breastfeeding or soon after stopping the pill.

We measure the size of the fetus and from this we calculate the expected date of delivery. To diagnose multiple pregnancy. Ultrasound scanning can determine if both babies are developing normally and if the babies share the same placenta which can lead to problems in the pregnancy. In such cases it would be advisable to monitor the pregnancy more closely.

To diagnose certain major fetal abnormalities.

Book a Scan

Will I be given a risk level for any other abnormalities? What is nuchal translucency? Nuchal translucency is a collection of fluid under the skin at the back of your baby’s neck. The amount of fluid is measured during a nuchal translucency NT ultrasound scan: That’s why the NT scan is used to help screen for Down’s syndrome. Why might I have a nuchal scan?

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Prior to the 18th century, caring for pregnant women in Europe was confined exclusively to women , and rigorously excluded men. The expectant mother would invite close female friends and family members to her home to keep her company during childbirth. The presence of physicians and surgeons was very rare and only occurred if a serious complication had taken place and the midwife had exhausted all measures at her disposal. Calling a surgeon was very much a last resort and having men deliver women in this era was seen as offending female modesty.

Women’s medicine in antiquity Prior to the 18th and 19th centuries, midwifery was well established but obstetrics was not recognized as a specific medical specialty. However, the subject matter and interest in the female reproductive system and sexual practice can be traced back to Ancient Egypt [6] and Ancient Greece. Living in the late first century A. After his death, techniques and works of gynecology declined; very little of his works were recorded and survived to the late 18th century when gynecology and obstetrics reemerged as a medical specialism.

By the end of the century, medical professionals began to understand the anatomy of the uterus and the physiological changes that take place during labour. The introduction of forceps in childbirth also took place at this time.

Pregnancy week 12! Dating scan!


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