Paint brushes from size â0000â to size 12. One feature of paint brushes is the wide variety of sizes. Generally, the size of a paint brush can be identified by a number, the larger the number the bigger the size. Size â0â is a very small brush and the sizes go up to at least size â40â. There are some exceptions to this sizing method.
Drinking coffee before having a PET scan will interfere with the results as caffeine can affect the myocardial uptake, or the amount of tracer used. With intake of caffeine more fluorodeoxyglucose clusters around the heart, making it difficult to take a look into the lesions of the heart.
A PET scan is typically used to evaluate for active metabolism of particular lesions in the body. It uses a radioactive tracer such as either oxygen or sugar to visualize any parts of the body that are using the oxygen or sugar to an increased level over a baseline level. Cancer and active inflammation can cause increased use of oxygen and sugar. metabolic activity is the use of the oxygen and sugar. Ask Your Own Medical Question Customer reply replied 8 years ago