The boxy yet stylish Nissan cubeÂ® makes its North American debut with its non-traditional asymmetrical body. 1  Engine Type. 2  Engine Displacement. 3  Engine Max. 4  Transmission Type.
Posted: Feb-13 08:28 PM (9 of 10) A dating ultrasound is most accurate, and should actually be done, by 9 weeks at the latest. At that early stage the baby grows almost exactly to the day, and conception can be basically pinpointed. After that, by 12 weeks it's not very accurate.
In these instances, a miscarriage can be definitively diagnosed by ultrasound: 1  A gestational sac larger than 25mm with no fetal pole. 2  No embryo with a heartbeat 2 weeks or more after an ultrasound that shows no fetal pole. 3  No embryo 11 or more days after an ultrasound showed a gestational sac with a developing yolk sac.