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EJNMMI Research

Table 4 SUVmax values measured in smaller (< 25 mm) and larger (≥ 25 mm) target lesions using both reconstruction algorithms

From: Impact of the Q.Clear reconstruction algorithm on the interpretation of PET/CT images in patients with lymphoma

 

Target lesion, < 25 mm (Q.Clear)

Target lesion, < 25 mm (OSEM)

Target lesion, ≥ 25 mm (Q.Clear)

Target lesion, ≥ 25 mm (OSEM)

SUVmax ratio*

SUVmax, range

Mean, SUVmax

SUVmax, range

Mean, SUVmax

SUVmax, range

Mean, SUVmax

SUVmax, range

Mean, SUVmax

< 25 mm

≥ 25 mm

sPET

3.8–13.0

6.9

2.9–9.6

5.2

3.7–23.6

10.4

3.2–20.7

9.1

1.33

1.14

iPET

1.2–13.2

3.2

1.1–10.5

2.5

1.4–18.8

2.9

1.1–16.9

2.6

1.28

1.11

ePET

1.2–14.2

2.8

1.1–11.8

2.4

1.3–10.4

2.7

1.3–7.6

2.4

1.16

1.13

rPET

4.5–6.6

5.2

3.1–4.8

3.9

4.2–13.8

8.6

3.8–10.9

7.6

1.33

1.13

  1. *SUVmax ratio—the mean SUVmax measured using the Q.Clear divided by the mean SUVmax of the lesion measured using the OSEM reconstruction algorithm
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