Table 2 Inflammatory mass change and evaluation. RLQ, right lower quadrant; ND, not detected; ATB, antibiotics; FU, follow-up; The size of inflammatory mass was the maximum diameter times the vertical short diameter in the largest cross section.

From: Multiple fresh fecal microbiota transplants induces and maintains clinical remission in Crohn’s disease complicated with inflammatory mass

Case

Diagnosis

CT/MRI

Location

Associate with

Used ATB before FMT

Baseline size (cm*cm)

Size at best time (cm*cm)

Final outcome

Within the sixth months of FU

After the sixth months of FU

radiological

Clinical

1

Phlegmon

MRI

Ileum/RLQ

Fistula + Stricture

Yes

5.3*3.6

3.5*2.7

4.4*3.3

Improved

Sustained remission by FMTs

2

Phlegmon

MRI

Ileum/RLQ

None

No

4.8*2.8

3.8*2.9

3.5*2.3

Improved

Sustained remission by FMTs

3

Phlegmon

MRI

Ascending colon

None

No

4.7*3.9

ND

3.9*2.8

Improved

Sustained remission by FMTs

4

Phlegmon

MRI

Ileum/RLQ

Fistula

No

8.0*5.4

ND

7.4*4.3

Improved

Sustained remission by FMTs

5

Phlegmon

CT

Ileum/RLQ

Fistula

Yes

14.0*8.0

3.8*3.3

0.0*0.0

Healed

Sustained remission by FMTs

6

Phlegmon

MRI

Ileum/RLQ

None

No

4.9*3.1

ND

3.9*2.8

Improved

Sustained remission by FMTs

7

Phlegmon

MRI

Ileum/RLQ

Stricture

No

7.9*2.0

7.4*3.5

ND

Worse

Flare or relapse controlled by FMT

8

Phlegmon

MRI

Ileum/RLQ

None

Yes

8.4*3.9

4.7*2.8

5.2*2.3

Improved

Flare or relapse controlled by FMT

9

Phlegmon

MRI

Ileum/RLQ

Fistula

No

8.9*6.2

8.2*5.5

ND

Improved

Flare or relapse controlled by FMT

10

Abscess

MRI

Ileum/RLQ

None

No

9.5*7.3

6.3*5.0

ND

Improved

Flare or relapse controlled by FMT

11

Phlegmon

MRI

Descending colon

Fistula + Stricture

No

5.7*7.7

ND

8.4*5.9

Worse

Flare or relapse controlled by FMT

12

Abscess

MRI

Presacral region

Fistula

Yes

6.1*3.5

5.8*2.7

5.5*2.8

Improved

Flare or relapse controlled by FMT

13

Phlegmon

MRI

Ileum/RLQ

None

No

8.3*5.4

ND

4.8*5.2

Improved

Flare or relapse controlled by FMT

14

Phlegmon

MRI

Ileum/RLQ

Fistula

No

6.9*4.2

3.4*2.9

0.0*0.0

Healed

Flare or relapse controlled by FMT

15

Phlegmon

MRI

Ileum/RLQ

Stricture

No

5.3*5.1

ND

ND

ND

Flare or relapse controlled by FMT

16

Phlegmon

MRI

Ileum/RLQ

None

No

6.1*5.3

5.7*5.4

6.6*5.2

Unchanged

Stable for 18 months but then worse

17

Phlegmon

MRI

Ileum/RLQ

Fistula + Stricture

Yes

7.0*6.1

5.6*5.6

ND

Improved

No response to FMT

18

Phlegmon

MRI

Ileum/RLQ

None

No

6.6*4.8

ND

ND

ND

No response to FMT

19

Phlegmon

MRI

Sigmoid

Fistula + Stricture

No

5.8*5.4

6.3*4.3

ND

Improved

No response to FMT

20

Phlegmon

MRI

Sigmoid

Fistula

No

6.9*5.7

ND

ND

ND

No response to FMT

21

Phlegmon

MRI

Ileum/RLQ

None

No

8.9*8.1

9.5*7.2

ND

Unchanged

No response to FMT

22

Phlegmon

MRI

Ascending colon

Fistula + Stricture

No

8.7*7.9

7.7*6.4

ND

Improved

No response to FMT

23

Phlegmon

MRI

Ileum/RLQ

None

Yes

10.1*6.7

ND

9.0*5.4

Improved

Partial response, switch to stoma

24

Phlegmon

CT

Ileum/RLQ

Fistula + Stricture

No

9.7*7.6

8.4*7.5

ND

Improved

Partial response, switch to stoma

25

Abscess

MRI

Ileum/RLQ

Fistula

Yes

12.4*7.9

ND

ND

ND

Partial response, switch to stoma