Radiobiology 2016

Statistical noise in image reconstruction

• H&N patient with locally advanced pharyngeal tumor • 10 mCi FDG injection / 5 min acquisition after 2h resting time • reconstruction of 2 images by splitting data into 2*2.5 minutes

0—300s 0—150s 150—300s

FDG uptake (% max)

Distance (mm)

ESTRO

Courtesy of J. Lee, 2013