Difference Between Pencil Beam and Fan Beam in DEXA
DEXA (Dual-energy X-ray absorptiometry) scans are a common tool for measuring bone density and body composition. Understanding the difference between pencil beam and fan beam, two distinct technologies used in DEXA scanners, is crucial for both healthcare professionals and patients. This article delves into the nuances of each, exploring their mechanisms, advantages, and limitations. How…