A 100-gram serving of raw spinach contains 2.71 mg of iron, whereas cooked spinach contains 3.57 mg. Keep in mind that iron absorption is influenced by how much iron you already have in your body and by other nutrients that you eat with your meals.
Cardiac catheterization is an invasive test performed by a cardiologist, where a catheter is threaded into the coronary arteries (those arteries that supply the heart muscle with blood) through the femoral artery in the groin, the radial artery in the wrist, or the brachial artery in the elbow.
A lipase test measures the amount of this enzyme in a blood sample. High amounts of lipase may be found in the blood when the pancreas is damaged or when the tube leading from the pancreas (pancreatic duct) to the beginning of the small intestine is blocked. A lipase test is done to: 1  Check for pancreatitis and other diseases of the pancreas. 2  See if the treatment for pancreatitis is working.  Help check for cystic fibrosis or see if treatment for it is working.