The added diagnostic value of complementary gadoxetic acid-enhanced MRI to 18F-DOPA-PET/CT for liver staging in medullary thyroid carcinoma

Table 2 Sequence parameters of the comprehensive MRI protocol

Sequence	TR, ms	TE, ms	FOV, mm	FOV phase	Flip angle	B-value, s/mm²	Respiratory control
T1w in-phase	110	4.76	360	87.5%	70°	n/a	breath-hold
T1w out-of-phase	110	2.50	360	87.5%	70°	n/a	breath-hold
T1w 3D GRE fs unenhanced, arterial phase, portal venous phase, late dynamic phase, and hepatobiliary phase	3.35	1.19	400	87.5%	15°	n/a	breath-hold
T2w HASTE	800	54.00	360	88.8%	180°	n/a	trigger
T2w turbo-spin-echo	2860	107.00	360	87.5%	180°	n/a	breath-hold
Diffusion weighted imaging	2800	80.00	400	75.0%	n/a	50	breath-hold
Diffusion weighted imaging	2800	80.00	400	75.0%	n/a	400	breath-hold
Diffusion weighted imaging	2800	80.00	400	75.0%	n/a	800	breath-hold

GRE gradient echo, fs fat sat, HASTE half fourier acquisition single shot turbo spin echo, TR time to repetiton, TE time to echo, FOV field of view

ISSN: 1470-7330