Table 1.

Dose conversion factors from DLP to ED

CT Scan in PET/CT protocol	Anatomical area	k = ED/DLP (mSv/mGy cm)	Reference
Brain	Head	0.0024	[34]
H&N	Head/neck	0.0090	[34]
Dual time	Chest	0.0204	[34]
Dual time	Abdomen	0.0163	[34]
Dual time	Pelvis	0.0143	[34]
Dual time	Abdomen/pelvis	0.0171	[34]
Trunk, Torso	Chest/abdomen/pelvis	0.0186	[34]
H&Torso	Whole body	0.0154	[34]
Limbs	Lower extremities	0.006 male	[35]
		0.0073 female