Ultrasound of pregnancy 2 trimester. Prices, reviews, ratings
When should I do an ultrasound in the 2nd trimester of pregnancy?
Ultrasound diagnostics at this stage can be carried out both routinely (from 18 to 21 weeks), and additionally (if certain doubts or threats arise). Indications at this stage are determination of:
- number of fetuses;
- position in the uterus, size and growth;
- general development, proportionality of all parts of the body;
- structure of the heart, frequency of its contractions;
- structure of the placenta;
- tone of the uterus;
- condition of the cervical canal.
Ultrasound norms for the 2nd trimester pregnancy
When interpreting the results, there are certain standard indicators that the doctor takes into account. This includes assessment of:
- biparietal size (48-61);
- fronto-occipital size (66-78);
- proportionality of BPD to other fetal dimensions;
- head circumference (154-186) and abdomen (124-164);
- bone length;
- development of internal organs and brain;
- face;
- condition of placenta and amniotic fluid;
- umbilical cord;
- uterus;
- fetal weight - 300-600 g;
- length - 2.78 cm - 3 see
Ultrasound examination in the second trimester of pregnancy is a valuable diagnostic that will help monitor the development of the child, the presence of pathologies. If necessary, the doctor can prescribe the optimal treatment in order to prevent the development of complications and maintain the pregnancy.
When assessing existing sizes with standard indicators, individual characteristics and hereditary factors are also taken into account. Small deviations from generally accepted indicators can gradually return to normal, this should not be frightening, but control and observation by a specialist is mandatory.
Screening: ultrasound of the 2nd trimester of pregnancy. Preparation
Unlike the first trimester, in the second there is no need to follow a diet, or fill the bladder, since the size of the uterus is quite large and adjacent organs no longer interfere with a full examination.
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