Obstetric dating

With today's modern equipment, we can obtain very reliable images and measurements of even very early pregnancies, sometimes even seeing a heartbeat as early as 5-6 weeks!The most common misconception we encounter almost daily, has to do with how accurate ultrasounds are in fixing the EDC at different stages of pregnancy.Most dating scans are done with a trans-abdominal transducer and a fullish bladder.If the pregnancy is very early the gestation sac and fetus will not be big enough to see, so the transvaginal approach will give better pictures.Announcing: Experts in mesh and bladder sling revisions and removals. Avoid Mosquito Bites: Protect yourself and your family from mosquito bites that can make you sick Centers for Disease Control and Prevention: Zika and Pregnancy Insect Repellent Use and Safety: Which mosquito repellents work best?The accurate determination of a patient's "due" date, referred to by doctors and midwives as the EDC (Estimated Date of Confinement) or EDD (Estimated Date of Delivery), is very important for a variety of reasons.For transvaginal ultrasound you can have an empty bladder Dating scans are usually recommended if there is doubt about the validity of the last menstrual period.

Procedures More than 1000 clinical procedure articles provide clear, step-by-step instructions and include instructional videos and images to allow clinicians to master the newest techniques or to improve their skills in procedures they have performed previously.5 ½ weeks gestation means 5 ½ weeks from the first day of the last menstrual period, which is usually about 3 ½ weeks from the date of conception (confusing, isn’t it!) the fetus is clearly seen on trans-vaginal ultrasound and the heart beat can be seen at this early stage (90 to 110 beats per minute under 6 to 7 weeks, then 110 to 200 beats per minute as the baby matures).All information contained in and produced by the Med Calc 3000 system is provided for educational purposes only.This information should not be used for the diagnosis or treatment of any health problem or disease.

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