Calcium oxalate is by far the most common type of kidney stone. Less frequently, uric acid can cause stones. (This is the same chemical compound that is the cause of gout.) Struvite, xanthine, and other types of stones are rare. Some stones are combinations of these minerals and chemicals.
Your doctor will give you a schedule of all the doctor's visits you should have while pregnant. As your pregnancy progresses, you'll see your doctor more often. Most experts suggest you see your doctor: about once each month for the first six months of pregnancy. every two weeks for the seventh and eight month of pregnancy.
How Often the Test Is Done During Your Pregnancy. You'll get a blood test during your first prenatal visit. In your second trimester, you will get a blood test to check for diabetes and recheck your hemoglobin. If you are Rh negative, your antibodies will be rechecked. You may get other blood tests, depending on your preferences and health.