Advanced Skills in Modern Radiotherapy 2018

Pitfalls

• FDG is not specific ➢

Not all ”hot-spots” are malignant

• Motion blurs the FDG uptake ➢

Courtesy of TL Klausen

Is it a small lesion, with high degree of motion and high SUV uptake? ➢ Is it a large lesion, without motion and low SUV uptake?

Courtesy of M Aznar

Free breathing

Breath hold