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Table 3 Patient injected radioactivity and mass of [ 11 C]lapatinib

From: Lapatinib access into normal brain and brain metastases in patients with Her-2 overexpressing breast cancer

Subject number

Brain metastases

Time lapse after previous cranial RT (weeks)

Scan day

Injected activity (MBq)

Radiotracer mass (μg)

1

No

NA

Baseline

44

1.16

 

Day 8

148

4.45

3

No

NA

Baseline

69

4.47

 

Day 8

288

5.21

4

Yes

70

Baseline

104

2.26

 

Day 8

229

3.77

7

Yes

5

Baseline

349

12.39

 

Day 8

167

6.85

9

No

NA

Baseline

222a

6.73

 

Day 8

139

5.50

10

Yes

11

Baseline

-b

-

 

Day 8

114

4.65

  1. aData not included in analysis due to tissue extravasation of radiotracer injection. bSubject was unable to have baseline scan due to radiochemistry failure. MBq, megabecquerel; NA, not applicable as patients did not have brain metastases.