2017 Imaging for Physicists Coursebook
Courtesy Anders Garpebring, Umeå
The DCE-MRI experiment
1
1
−
with contrast agent
−
ℎ
=
+
,0
−
,0
−
Baseline T 10
data
T 10
20
20
20
20
20
40
40
40
40
40
Contrast agent concentration: CA
60
60
60
60
60
80
80
80
80
80
100
Δ 1
100
100
100
100
120
120
120
120
20
40
60
80
100
120
120
20
40
60
80
100
120
20
40
60
80
100
120
20
40
60
80
100
120
20
40
60
80
100
120
20
20
20
Baseline signal (S(0))
20
20
20
20
20
40
40
40
40
40
40
40
40
60
60
20
60
60
60
60
60
60
80
40
80
80
80
80
80
80
60
80
100
100
100
100
100
80
100
100
100
120
120
100
120
120
120
20
40
60
80
100
120
120
20
40
60
80
100
120
120
20
40
60
80
100
120
120
120
20
40
60
80
100
120
20
40
60
80
100
120
20
40
60
80
100
120
20
40
60
80
100
120
20
40
60
80
100
120
20
40
60
80
100
120
Dynamic signal (S(t)) t = 1,2,3 …
20
20
20
20
40
40
40
40
60
Tissue model (Pharmacokinetic model) MRI signal model Contrast agent model
60
60
60
80
80
80
80
100
100
100
100
120
120
120
20
40
60
80
100
120
120
20
40
60
80
100
120
20
40
60
80
100
120
20
40
60
80
100
120
Made with FlippingBook - Online catalogs