To check the lymph nodes, you have an ultrasound. Ultrasound scans use high frequency sound waves to create a picture of a part of the body. If doctors find any abnormal areas, they can use the ...

Your 12-week ultrasound is meant to assess your baby's development at the end of the first trimester of your pregnancy. At week 12, the fetus's organs and body systems are formed, and you may actually ...