Skin Cancer Foundation. http://visualsonline.cancer.gov/about.cfm. The ABCDEs of melanoma skin cancer are: 1  Asymmetry. One half doesn't match the appearance of the other half.  Border irregularity. The edges are ragged, notched, or blurred.
Effects of Hemolysis on Clinical Specimens. Hemolysis due to the breakdown of red blood cells is important to the laboratory because it can have an effect on laboratory results. The effects can be the result of products liberated from the red cells themselves, or due to interferences with laboratory analyzers.
A stool test is one of many tests used to look for colorectal cancer. These tests may find cancer early, when treatment works better. Colorectal cancer affects the large intestine (colon) and the rectum. There are three kinds of stool tests: 1  Fecal occult blood test (FOBT). 2  For this test, you put tiny samples of your stool on a special card or cloth and send it to a lab. 3  The lab uses chemicals to find blood that can't be seen with the naked eye.