Home Maternity Articles What are the Causes Of Premature Birth ?

What are the Causes Of Premature Birth ?

by Lajja

A developing baby goes through significant growth throughout pregnancy including in the final months and weeks. Those final weeks in the womb are essential for healthy weight gain and the complete development of numerous vital organs, comprising the brain and lungs. This is why premature babies may have more medical troubles and may mandate a longer hospital stay. They may also have long-term health problems, such as learning disabilities or physical disabilities. In the past, premature birth was the major cause of infant death in many countries. Today, the quality of care for babies has enhanced, as have the survival rates of premature babies. However, premature birth is though the top cause of infant death worldwide, according to the Centers for Disease Control and Prevention Trusted Source. It’s also a prominent cause of long-term nervous system disorders in children. Short-term problems may have a solution but long-term crises may comprise developmental delays such as not meeting the developmental milestones for his or her age and lower achievement in school. 

What is a premature baby?

A pregnancy generally lasts about 40 weeks. However, in certain cases, the baby is born before the completion of the general pregnancy period. The birth that happens before the 37th week of pregnancy is called a premature birth and the baby is known as the premature baby. The timelier a baby is born, the higher the danger of death or crucial disability is accounted for. Hence premature babies are considered to be at a high risk of life and health. The government of every country works for the health of the orns as part of the healthcare system to reduce premature birth.

Degree of premature birth

Depending on how early a baby is born, he or she may be categorised in the following terms: 

  • Late preterm:

 born between 34 and 36 completed weeks of pregnancy.

  • Moderately preterm:

born between 32 and 34 weeks of pregnancy.

  • Very preterm: 

born at less than 32 weeks of pregnancy. 

  • Extremely preterm:

born at or before 25 weeks of pregnancy. 

Most premature births occur in the late preterm stage and the survival rate is high here. 

Causes Of Premature Birth:

1.Your Pregnancy History:

If you’ve given birth early before, you are more inclined to give birth early again. The more premature deliveries you have had, and the earlier your babies were born, the elevated this threat becomes. You may also be more plausible to give birth early if: – you had a previous preterm premature break of the membranes (PPROM). 

-you’ve had a late miscarriage before.

-you have a cervical weakness.

2.Low PAPP-A levels:

Pregnancy Associated Plasma Protein-A (PAPP-A) is a hormone that is generated by the placenta in pregnancy. It is measured as a portion of the antenatal screening tests you are assigned during pregnancy. Low levels of PAPP-A may indicate that the placenta which is the organ that supports the baby’s growth and development may not work as well. There may be an increased possibility of premature birth or pre-eclampsia. If you are diagnosed with low levels of PAPP-A you’ll probably be offered for further scans to monitor your baby’s growth. It’s also significant to get to know your baby’s activities and contact your midwife or maternity unit instantly if you believe your baby’s movements have slowed down, ceased or changed. 

3.Placenta Praevia

Sometimes the placenta connects low down in the uterus and may encircle the part of or all of the cervix the neck of the womb. In most patients, the placenta pushes upwards and out of the way as pregnancy starts again, but sometimes it doesn’t. This situation is known as low-lying placenta if the placenta is shorter than 20 mm from the cervix or as placenta praevia if the placenta covers the cervix. If you have placenta praevia, you are at a higher risk of giving birth prematurely.  

4. If you became pregnant less than 6 months after your last pregnancy: 

The research proposes that you are slightly more inclined to have a premature birth if you became pregnant less than 6 months after your last pregnancy. Research also signifies that you are more likely to have a premature birth if you got pregnant using in vitro fertilization (IVF) treatment.

5.Polyhydramnios

Amniotic fluid is the fluid that encircles your baby in the womb. Polyhydramnios is where there is too much amniotic fluid around the baby during pregnancy. This infrequently increases the risk of pregnancy complications, comprising premature birth. Too much amniotic fluid is commonly spotted during a check-up in the later stages of pregnancy. It is not usually a sign of anything considerable, but you’ll presumably have some additional check-ups during pregnancy. Make an effort not to worry though as most babies whose mothers have polyhydramnios will be healthy. Speak to your doctor or midwife if you have any questions.

6.If there is a problem with your cervix

Sometimes the neck of the womb (cervix) lessens during pregnancy which may reflect that you are at risk of preterm birth. Doctors do not always know why this takes place, but it can happen if the cervix has been injured. For instance, from a tear in childbirth or treatment for an abnormal cervical screening, such as large loop excision of the transformation zone (LLETZ) or a cone biopsy. When this happens, the cervix is called weak or inefficient, which means it could open or truncate early. This could lead to premature labour. If scans show that there is a problem with your cervix, you may be proposed for a cervical stitch which is also known as a cerclage or cervical suture or hormone treatment to stop your baby from being born too soon.

7.You are carrying more than 1 baby:

Twins and triplets are often born prematurely. More than 50% of twins and almost all triplets are born before 37 weeks. Even if you don’t go into premature labour, you may be instructed to give birth before your due date to decrease the risk of complications. Some of the medications accessible to discontinue premature birth, such as progesterone pessaries, a cervical stitch or Arabin Pessary are not routinely offered to women carrying multiple babies. Bed rest is also not routinely instructed.

You may be requested to take a medication called corticosteroids during your pregnancy to help your baby’s lungs develop more quickly. This can lessen the risk of complications associated with giving birth prematurely.  Your doctor or midwife can give you additional information.

Maternal characteristics make me more likely to have a premature birth

  • Your age

If you become pregnant below the age of 18 or over the age of 40, there is an elevated risk of premature birth. 

  • Race

Black women are 3 times more inclined to give prematurely than any other ethnicity.

  • Your weight

Women who are not healthy, weighted, overweight or underweight when they get pregnant are more likely to have a premature birth.

  • Psychological or social stress

Some research indicates that severe stress or depression during pregnancy is correlated to premature birth, although it’s not clear why.

  • Lifestyle choices that affect your risk of premature birth

There is clear information that your lifestyle can influence your pregnancy, so there are things you can do to strive to limit the risk of premature birth.

  • Alcohol and premature birth
  • Miscarriage 
  • Smoking 
  • Vaping
  • Careless behavior
  • Diabetes 
  • High blood pressure 

Such signs can lead to premature birth and other complications in life. 

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