To keep in touch with fetal condition, growth chart will provide useful information about length and weight of fetal during pregnancy period. This number is average portion from most of pregnant women. The different between real conditions is possible due to many factors that influence fetal growth.
In the beginning, size of fetal is very tiny that cannot be seen with normal eye, so measurement starts at week four. Doctor suggests to use USG once a month to know how fetal condition. If there is anything off growth chart, quick decision will prevent severe result. You may see gab between certain weeks to next one is very big compare to others. This condition occurs when fetal measurement changes due to body part grow into normal appearance.
Rate of Fetal Growth during Pregnancy
At week 8, growth chart of fetal length is 1.6 cm. Doctors start to take a note about length in this week as the size can be detected with USG. However, you cannot go to hospital just to know fetal length. The weight is one gram. To make it simple why numbers are very small, you can see pregnant women at week 8. No dramatic change on their body means fetal size does not fully affect at all.
From week eight to twelve, length grow significantly but still very small compared to normal baby condition. Weight of fetal is 5.4 gram and length is 14 cm. These numbers come from top head to bottom side with not completely feet appearance. You still call it as fetal embryo because cell is still developed to basic organ and try to determine differentiation. Women have to eat more nutritious foods to give fetal excellent nutrients for the development.
In week twenty, pregnancy sign can be seen visibly on women body that make fetal is growing. Growth chart shows length is 16.4 cm and average weight is 300 gr. You might still think that the size is very small than complete baby form. In week 20, organ development may not excessive as previous week but fetal focus to make certain grow exponentially. Head looks bigger than others but heel on leg are already showed. The next measurement will start from crown of head to those heels.
Week 24 is classified as second trimester when length of fetal reaches 30 cm. This size is not small anymore since all of organs are distinguishable. USG will show clear image about fetal condition and one small problem can be detected quickly. Fetal face is clear to give visage expectation before childbirth. Moreover, the weight reaches 600 gr. On growth chart, length and weight numbers are double compared to week 20.
In week 30, fetal weight passes one kilogram or 1.3 kg accurately. On the other hand, fetal growth is not significant as fetal size is about normal appearance. In this condition, fetal can live outside but in proper medical support. You can see in growth chart that the length is 39,9. Gap between week 24 and 30 is six weeks which more than a month. In this period, pregnancy focuses on body part growth on internal organs such as lung, blood circulatory, heart, digestive system, etc. Even though fetal condition is on highly form, doctor always keeps close on probability of birth defect or organ malfunction.
Fetal reach 47.4 cm in week 36. In this condition, growing is no longer important part because fetal prepares to childbirth state. Women have to be ready for giving birth in two to four weeks ahead. Weight of fetal is 2622 gr.
Childbirth occurs after 38 to 40 weeks of pregnancy. Women will feel contraction in those periods to indicate childbirth. In week 40, growth chart shows fetal length is 51.4 cm and the weight is 3462 gr.