In humans, soluble wastes are excreted primarily by the urinary system and, to a lesser extent in terms of urea removed, by perspiration. The urinary system consists of the kidneys, ureters, urinary bladder, and urethra. The system produces urine by a process of filtration, reabsorption, and tubular secretion.
Other blood tests used in diagnosing liver cancer include the following: 1  Liver-function tests, such as to check your level of the liver pigment bilirubin or the liver protein albumin. 2  Coagulation panel to check for problems with blood clotting.3  Blood counts to check your levels of different types of blood cells.ther blood tests used in diagnosing liver cancer include the following: 1  Liver-function tests, such as to check your level of the liver pigment bilirubin or the liver protein albumin. 2  Coagulation panel to check for problems with blood clotting.
Diagnosing primary liver cancer. This section tells you about the tests that are used to diagnose primary liver cancer, and the tests you may have when your liver cancer is first detected. Primary liver cancer is cancer that started in the liver.If you have cancer that has spread to the liver from somewhere else, this is not the right section for you.iagnosing primary liver cancer. This section tells you about the tests that are used to diagnose primary liver cancer, and the tests you may have when your liver cancer is first detected. Primary liver cancer is cancer that started in the liver.