Anemia

Prenatal care

A doctor performs a prenatal exam.
Definition: Anemia is characterized by a deficiency of red blood cells or hemoglobin, leading to reduced oxygen transport. The most common type is Iron-deficiency anemia. Symptoms include severe fatigue, weakness, pale skin, dizziness, shortness of breath, and a fast heart rate. Causes: Are mainly due to the increased blood volume (dilutional effect), inadequate iron/folate/B12 intake to meet the combined needs of the mother and fetus, and short intervals between pregnancies. Investigation: Diagnosis involves a Complete Blood Count (CBC) to check hemoglobin and hematocrit levels, along with serum iron, ferritin, and B12/folate levels. Allopathy Treatment: Prescribes oral iron, folic acid, and B12 supplements; severe cases may require intravenous iron infusions or a blood transfusion. Homeopathy Treatment: Provides constitutional remedies to enhance the body’s capacity to absorb and utilize essential nutrients. Ayush Treatment (Ayurveda): Addresses Garbhini Pandu using iron-containing mineral preparations (Lauha Bhasma) and herbal formulations (Dhatri Lauha, Punarnava Mandura) to build blood, always under expert supervision. Diet and Lifestyle: Focus on consuming iron-rich foods (red meat, leafy greens, legumes) paired with Vitamin C (citrus) to maximize absorption, along with adequate rest.

Prenatal care, also known as antenatal care, is a type of preventive healthcare for pregnant individuals. It is provided in the form of medical checkups and healthy lifestyle recommendations for the pregnant person. Antenatal care also consists of educating the pregnant individual about maternal physiological and biological changes in pregnancy, along with prenatal nutrition; all of which prevent potential health problems throughout the pregnancy and promote good health for the parent and the fetus.[1][2] The availability of routine prenatal care, including prenatal screening and diagnosis, has played a part in reducing the frequency of maternal deathmiscarriagesbirth defectslow birth weightneonatal infections, and other preventable health problems.

Prenatal Visits

Traditional prenatal care in high-income countries generally consists of:

  • monthly visits during the first two trimesters (from the 1st week to the 28th week)
  • fortnightly visits from the 28th week to the 36th week of pregnancy
  • weekly visits after 36th week to the delivery, from the 38th week to the 42nd week
  • Assessment of parental needs and family dynamics

The WHO recommends that pregnant women should all receive at least eight antenatal visits to spot and treat problems and give immunizations. Although antenatal care is important to improve the health of both mother and baby, many women do not receive the recommended eight visits.[3] There is little evidence behind the number of antenatal visits pregnant women receive and what care and information is given at each visit.[4] It has been suggested that women who have low-risk pregnancies should have fewer antenatal visits.[4] However, when this was tested, women with fewer visits had babies who were much more likely to be admitted to neonatal intensive care and stay there for longer (though this could be down to chance results).[4]

A 2015 Cochrane Review findings buttresses this notion, with evidence that in settings with limited resources, where the number of visits is already low, programmes of ANC with reduced visits are associated with an increase in perinatal mortality.[4] Therefore, it is doubtful that the reduced visits model is ideal, even in low-income countries (LICs), where pregnant women are already attending fewer appointments.[2] Not only is visiting prenatal care early is highly recommended, but also a more flexible pathway allowing more visits, from the time a pregnant woman books for prenatal care, as it potentially enables more attention to those women who come late.[2] Also, women who had fewer antenatal visits were not as satisfied with the care they received compared with women who had the standard number of visits.[4]

Prenatal Examinations

At the initial antenatal care visit, pregnant women are classified into either low risk or high risk.[5] Antenatal risk assessment began in the United Kingdom before becoming a widespread practice.[5]

Prenatal screening is testing for diseases or conditions in a fetus or embryo before it is born, and prenatal diagnosis refers to the official confirmation of these potential diseases of conditions. Obstetricians and midwives have the ability to monitor mother’s health and prenatal development during pregnancy through series of regular check-ups.

Physical examinations generally consist of:

In some countries, such as the UK, the symphysial fundal height (SFH) is measured as part of antenatal appointments from 25 weeks of gestation.[6] (The SFH is measured from the woman’s pubic bone to the top of the uterus.[7] A review into this practice found only one piece of research, so there is not enough evidence to say whether measuring the SFH helps to detect small or large babies.[8] As measuring the SFH is not costly and is used in many places, the review recommends carrying on this practice.[8]

Growth charts are a way of detecting small babies by the measuring the SFH.[9] There are two types of growth chart:

  1. Population-based chart, which shows a standard growth and size for each baby
  2. Customized growth chart, which is calculated by looking at the mother’s height and weight, along with the weights of their previous babies.[9]

Examples of these growth charts are created by the World Health Organization and Centers for Disease Control and Prevention, which differ based on the sex of the infant, and can be found at: https://www.cdc.gov/growthcharts/who-charts.html A review looking into which of these charts detected small babies found that there is no good quality research to show which is best.[9] More research is needed before the customized growth charts are recommended because they cost more money and take more time for healthcare workers to make.[9]

Prenatal Ultrasounds

Obstetric ultrasounds are most commonly performed during the second trimester at approximately week 20. Ultrasounds are considered relatively safe and have been used for over 35 years for monitoring pregnancy. Among other things, ultrasounds are used to:[citation needed]

Generally, an ultrasound is ordered whenever an abnormality is suspected, or along a schedule similar to the following:[citation needed]

  • 7 weeks — confirm pregnancy, ensure that it’s neither molar nor ectopic, determine due date
  • 13–14 weeks (some areas) — evaluate the possibility of Down syndrome
  • 18–20 weeks — see the expanded list above
  • 34 weeks (some areas) — evaluate the size, verify the placental position

A review looking at routine ultrasounds past 24 weeks found that there is no evidence to show any benefits to the mother or the baby.[10]

Early scans mean that multiple pregnancies can be detected at an early stage of pregnancy[11] and also gives more accurate due dates so that fewer women are induced who do not need to be.[11]

Levels of feedback from the ultrasound can differ. High feedback is when the parents can see the screen and are given a detailed description of what they can see.[12] Low feedback is when the findings are discussed at the end and the parents are given a picture of the ultrasound.[12] The different ways of giving feedback affect how much the parents worry and the mother’s health behaviour, although there is not enough evidence to make clear conclusions.[12] In a small study, mothers receiving high feedback were more likely to stop smoking and drinking alcohol, however, the quality of the study is low, and more research is needed to say for certain which type of feedback is better.[12]

Women experiencing a complicated pregnancy may have a test called a Doppler ultrasound to look at the blood flow to their unborn baby.[13] This is performed to detect signs that the baby is not getting a normal blood flow and therefore is ‘at risk’. A review looked at performing Doppler ultrasounds on all women, even if they were at ‘low risk’ of having complications.[13] The review found that routine Doppler ultrasounds may have reduced the number of preventable baby deaths, but the evidence was not strong enough to recommend that they should be made routine for all pregnant women.[13]

Prenatal Nutrition

Main article: Prenatal nutrition

Prenatal care not only applies to the parent carrying the baby, but it also applies to the sperm donor. Sperm affects the fetus’s ability to grow properly, and proper nutrition is one of the main factors.[14] For example, a zinc deficiency can lead to sperm deformations and reduced sperm motility which can cause infertility or improper fertilization of the egg, which has the potential to cause miscarriages or fetal deformities.[14] Spina bifida, which is caused by a folic acid deficiency, is another example of the effects of prenatal malnutrition.[15] Foods are typically fortified with folic acid to reduce this, but some flours like masa flour are not within those federal outlines,[16] which is theorized to be why Hispanic women are most likely to have children with spina bifida.[15] Because of all this, it is normally encouraged that women take a prenatal vitamin to prevent these fetal deformations and deficiency symptoms.[17]

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