Section 305(b) requires each state to prepare a water quality assessment report every two years. The Environmental Protection Agency (EPA) compiles the information from the state reports and prepares a summary for Congress on the status of the nationâs waters.
Carcinoembryonic antigen (CEA) is a cancer marker. ( 1 See above under cancer markers.) 2  DR-70 is a simple blood test - (See above). 3  Hemoccult Test for colorectal cancer tests for blood in the stool. A positive finding warrants having further tests, like a colonoscopy or sigmoidoscopy to detect polyps and tumors. This test can be performed by almost any doctor's office.
Prenatal Diagnostic Testing. Prenatal diagnostic testing is used to determine whether your baby has a chromosomal abnormality. The most common types of prenatal diagnostic tests available are chorionic villus sampling (often simply called âCVSâ) and amniocentesis (often simply called âamnioâ).