The standardized uptake value (SUV) is a nuclear medicine term, used in positron emission tomography (PET) as well as in modern calibrated Single Photon Emission Tomography (SPECT) imaging for a (semi)quantitative analysis.[1] Its use is particularly common in the analysis of [18F]fluorodeoxyglucose ([18F]FDG) images of cancer patients.
As you know tums tablets are mainly made of calcium carbonate. To get calcium carbonate, mining or quarrying is required but pure calcium carbonate can be made from a pure quarried source such as marble, etc.
Before you take Tums (calcium carbonate), you should know that it can be used as a calcium supplement or for an upset stomach. You should know that although Tums does not interact with food or alcohol, it can interact with many medications, including: 1  digoxin. 2  etidronate.  phenytoin.