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Table 3 Changes in kinetic parameters and tumor size in 24 patients after systemic neoadjuvant chemotherapy

From: Accuracy of perfusion MRI with high spatial but low temporal resolution to assess invasive breast cancer response to neoadjuvant chemotherapy: a retrospective study

Patient #

Ktrans changes

Ve changes

Size changes

Clinical

Final pathologic finding

 

AIF theoretical

AIF measured

AIF theoretical

AIF measured

N/A

Response

Sataloff Grade

1

-70%

-23%

-73%

-80%

0%

PR

C

2

-35%

-20%

-4%

-52%

57%

SD

C

3

-2%

108%

-89%

-91%

-100%

PR

C

4

-71%

-22%

-46%

-48%

-84%

SD

C

5

223%

166%

-76%

-74%

-100%

PR

C

6

-97%

-84%

23%

-29%

158%

PR

C

7

-85%

-67%

-78%

-64%

-72%

PR

C

8

-93%

93%

-15%

-52%

-99%

CR

C

9

-98%

-98%

-50%

-38%

-65%

PR

D

10

-90%

-82%

-50%

-59%

-100%

PR

C

11

-97%

-89%

-49%

193%

-62%

PR

C

Median (C+D)

-85%

-23%

-50%

-52%

-72%

  

95 CI

[-110%,17%]

[-72%,51%]

[-69%,-23%]

[-88%,17%]

[-98%,13%]

  

12

-85%

-95%

-61%

-73%

-71%

CR

B

13

-99%

-86%

-65%

-77%

-73%

PR

B

14

-54%

-89%

-57%

-48%

-100%

SD

B

15

-94%

-95%

-75%

-75%

-33%

SD

B

16

65%

-52%

-68%

-72%

-100%

PR

B

17

-96%

-84%

-72%

-85%

-91%

PR

B

18

-97%

-97%

-77%

-91%

-29%

PR

B

Median (B)

-94%

-89%

-68%

-75%

-73%

  

95 CI

[-121%,-10%]

[-100%,-71%]

[-75%,-61%]

[-87%,-62%]

[-98%,-44%]

  

Median (B+C+D)

-88%

-83%

-63%

-68%

-73%

  

95 CI

[-95%,-14%]

[-80%,0%]

[-69%,-40%]

[-82%,-19%]

[-87%,-20%]

  

19

0%

27%

-89%

-89%

-40%

PR

A

20

-15%

-91%

-62%

-95%

-99%

CR

A

21

4%

-54%

-89%

-91%

-100%

CR

A

22

-29%

-98%

-51%

-73%

-100%

CR

A

23

-99%

-100%

-95%

-94%

-96%

CR

A

24

-94%

-99%

-75%

-87%

-97%

PR

A

Median (A)

-22%

-94%

-82%

-90%

-98%

  

95 CI

[-87%,10%]

[-122%,-16%]

[-95%,-59%]

[-97%,-80%]

[-114%,-64%]

  
  1. Final pathologic findings were graded according to the scale established by Sataloff: complete responder group (grade A), partial responder group (grade B), responder group (A+B), and non-responder group (grade C+ D). Surgery performed after neoadjuvant chemotherapy included mastectomy or conservative treatment or inadequate conservative surgery followed by mastectomy. SD = stable disease, PR = partial responder, CR = complete responder.