Molecular Imaging in Breast Cancer: From Whole-Body PET/CT to Dedicated Breast PET

Table 1

Comparison of characteristics of four different dedicated breast PETs.

Device	Compression	Resolution FWHM (mm)	FOV	3D	CT	Biopsy	FDG dose (MBq)	Acquisition time per breast (min)	Patients scanned
PEM	Yes	2.4	24 × 16.4 cm	No	No	Yes	301–472	10–20	>750
PEM/PET	No	1.8–2.0	20 × 15 cm	Yes	No	Yes	370–444	3	5
Dedicated breast PET/CT	No	3.27	11.9 × 11.9 cm	Yes	Yes	No	170–477	12.5	4
MAMMI PET	No	1.6–2.7	17 × 17 cm	Yes	No	In progress	180–240	15–20	32

Abbreviations: FWHM: full-width half maximum, FOV: field of view, 3D: three dimensional, CT: computed tomography, FDG: fluorodeoxyglucose, and MBq: megabecquerel.