Your bladder should not be so full that it causes pain. Even average babies can differ by up to 2 to 3 "weeks of growth". However, the accuracy of the ultrasound examination is always dependent on the skill of the sonographer and the quality of the equipment. At weeks gestation, your baby continues to change appearance as it grows and develops. An accurately assigned EDD early in prenatal care is among the most important results of evaluation and history taking. Obstetrical imaging.
Naturally, one of the most common questions asked about ultrasound accuracy is:
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Morphology scan. Score taken at hospital admission. During an ultrasound, a technician will spread a warm gel over the lower part of your abdomen and then press a tool called a transducer against your belly to examine your fetus using sound waves. There was an error contacting server. The gel helps improve contact between the probe and your skin. Because decisions to change the EDD significantly affect pregnancy management, their implications should be discussed with patients and recorded in the medical record.