New Scans Spot Psoriatic Arthritis

Positron emission tomography (PET) scans using special tracers can help doctors spot psoriatic arthritis (PsA) in its early stages. PsA causes joint damage and bone changes, which these scans can pick up. Researchers compared two types of PET scans—68Ga-FAPI and 18F-NaF—to see which works better. 6