Medical Imaging

15Reducing Respiratory Artifacts in Thoracic PET/CT

Greta S.P. Mok, Tao Sun, and Chi Liu

CONTENTS

15.1 Introduction

15.2 Breathing Instruction-Based Methods

15.2.1 Shallow Breathing

15.2.2 Normal End-Expiration Breath-Hold

15.2.3 Deep-Inspiration Breath-Hold (DIBH) PET/CT

15.3 CT Protocol–Based Methods

15.3.1 Slow CT

15.3.2 Low-Pitch CT

15.3.3 Cine Average CT (CACT)

15.3.4 Interpolated Average CT (IACT)

15.4 Gated 4D PET/CT

15.4.1 Registration-Based Methods

15.4.2 Reconstruction-Based Methods

15.5 Deconvolution PET/CT

15.6 Conclusion

Acknowledgments

References

15.1 Introduction

It has been more than a decade since the introduction of the combined positron emission tomography and computed tomography (PET/CT) [1,2], which has been well recognized ...