How early can u do an ultrasound?
Abdominal ultrasound. An abdominal ultrasound (also referred to as ‘trans-abdominal’) is where the ultrasound probe is placed on the woman’s belly to view her uterus and unborn baby. This is the most common method used, especially after 12 weeks of pregnancy (when the uterus has grown up and out of the woman’s bony pelvis). The ultrasound frequency used for abdominal ultrasounds usually ranges from 3.5 to 5 MHz and is intermittently ‘pulsed’. Vaginal ultrasound. A vaginal ultrasound (or ‘trans-vaginal’ ultrasound) is where a sterilised ultrasound probe is gently placed inside the woman’s vagina (but outside her cervix), covered by a plastic sheath, similar to a condom. This method is often used during early pregnancy (less than 12 weeks) because it enables the ultrasonographer to look more closely at the woman’s uterus, find the pregnancy, measure the baby and detect a heart beat (if the pregnancy is more than 6 to 7 weeks). Vaginal ultrasounds may also be more beneficial if the woman
