You may like to take a look at charts for crown-rump length , biparietal diameter , femur length , abdominal circumference , gestational sac diameter , yolk sac diameter and intrauterine fetal weight. If you have problems understanding and calculating your due date, check out and download a copy of the Ob calculator by York Winston. Hutchon's site and the Gestation Network also provide pregnancy calculators. A large number of mails I received are about fetal anomalies, I have therefore tried to put together a Catalogue of Web pages which describe in some detail specific congenital anomalies that are diagnosable by ultrasound. You can visit the page here.
Estimation of Fetal Weight
Can the scan show the gender of my baby? Examples of ultrasonography you may see used during your pregnancy. Most parents look forward to their scan because it gives them the first glimpse of their baby. You will probably be give you a printout of your baby by the sonographer as a keepsake, it is important to remember the main purpose of the scan. It is not to provide the first photo for your baby album, or to find out your baby's sex. It is to check that your baby is growing and developing normally. Who will do the scan?
Normal Fetal Ultrasound Survey
Accuracy of the EFW is reported to be best when examinations are performed within 7 days before delivery . ACOG advises "An accurate diagnosis of macrosomia can be made only by weighing the newborn after delivery. J Matern Fetal Neonatal Med.
Sonographer doing an echocardiogram in a child Echocardiogram in the parasternal long-axis view, showing a measurement of the heart's left ventricle Health societies recommend the use of echocardiography for initial diagnosis when a change in the patient's clinical status occurs and when new data from an echocardiogram would result in the physician changing the patient's care. Transthoracic echocardiogram A standard echocardiogram is also known as a transthoracic echocardiogram, or cardiac ultrasound. In this case, the echocardiography transducer or probe is placed on the chest wall or thorax of the subject, and images are taken through the chest wall. This is a noninvasive, highly accurate, and quick assessment of the overall health of the heart.