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Lorimer Moseley NHMRC Senior Research Fellow Prince of Wales Medical Research Institute & Faculty of Medicine, University of NSW, Sydney, Australia CRPS Rehabilitation (or training the brain) www.bodyinmind.com.au Copyright GL Moseley 2009 Complex Regional Pain Syndrome

Training The Brain 3 Brain Changes

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Part of training the brain series focused on Complex Regional Pain Syndrome (CRPS) but relevant to all types of pain.

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Page 2: Training The Brain 3 Brain Changes

Why train the brain?

CRPS as an extreme protective response.

www.bodyinmind.com.au Copyright GL Moseley 2009

Page 3: Training The Brain 3 Brain Changes

Why train the brain?

Our approach to treating CRPS

Cognitive

Understanding the problem

Other threatening cues are relevant

Educate & explain

Behavioural

Function & movement hierarchy

‘training the brain part 1’

Brain changes

S1 reorganisation

Reorganisation elsewhere?

‘training the brain part 2’

www.bodyinmind.com.au Copyright GL Moseley 2009

Page 6: Training The Brain 3 Brain Changes

DAVID

BUTLER | LO

RIMER M

OSELEY | ART SU

NYATA

www.noigroup.comwww.OPTP.comwww.physiouk.co.uk

www.noigroup.comwww.physiouk.co.uk

www.OPTP.com

resources

www.amazon.com

Page 7: Training The Brain 3 Brain Changes

Maihofner et al 2003 Neurology 61 1707-15

Unaffected side vs affected side

www.bodyinmind.com.au Copyright GL Moseley 2009

Page 8: Training The Brain 3 Brain Changes

Using discrimination of tactile stimuli to restore S1 maps

www.bodyinmind.com.au Copyright GL Moseley 2009

Page 9: Training The Brain 3 Brain Changes

Braun et al, J Neurosci, 2000, 20(1):446-

Stimulation only - representation together

Discriminating between stimuli - representation moves apart

www.bodyinmind.com.au Copyright GL Moseley 2009

Page 10: Training The Brain 3 Brain Changes

Flor et al 2001 Lancet 357 1763-4 RCT

Discriminate location & intensity between stimuli

www.bodyinmind.com.au Copyright GL Moseley 2009

Page 11: Training The Brain 3 Brain Changes

Flor et al 2001 Lancet 357 1763-4 RCT

Discriminate location & intensity between stimuli

www.bodyinmind.com.au Copyright GL Moseley 2009

Page 12: Training The Brain 3 Brain Changes

Flor et al 2001 Lancet 357 1763-4 RCT

Discriminate location & intensity between stimuli

www.bodyinmind.com.au Copyright GL Moseley 2009

Page 13: Training The Brain 3 Brain Changes

Flor et al 2001 Lancet 357 1763-4 RCT

Discriminate location & intensity between stimuli

www.bodyinmind.com.au Copyright GL Moseley 2009

Page 14: Training The Brain 3 Brain Changes

Flor et al 2001 Lancet 357 1763-4 RCT

Discriminate location & intensity between stimuli

www.bodyinmind.com.au Copyright GL Moseley 2009

Page 15: Training The Brain 3 Brain Changes

Flor et al 2001 Lancet 357 1763-4 RCT

Discriminate location & intensity between stimuli

www.bodyinmind.com.au Copyright GL Moseley 2009

Page 16: Training The Brain 3 Brain Changes

Flor et al 2001 Lancet 357 1763-4 RCT

Discriminate location & intensity between stimuli

www.bodyinmind.com.au Copyright GL Moseley 2009

Page 17: Training The Brain 3 Brain Changes

Flor et al 2001 Lancet 357 1763-4 RCT

Discriminate location & intensity between stimuli

www.bodyinmind.com.au Copyright GL Moseley 2009

Page 18: Training The Brain 3 Brain Changes

Flor et al 2001 Lancet 357 1763-4 RCT

Discriminate location & intensity between stimuli

www.bodyinmind.com.au Copyright GL Moseley 2009

Page 19: Training The Brain 3 Brain Changes

Flor et al 2001 Lancet 357 1763-4 RCT

Discriminate location & intensity between stimuli

D

www.bodyinmind.com.au Copyright GL Moseley 2009

Page 20: Training The Brain 3 Brain Changes

Flor et al 2001 Lancet 357 1763-4 RCT

Discriminate location & intensity between stimuli

D

PrePost

Phantom limb pain

6

0

D040

www.bodyinmind.com.au Copyright GL Moseley 2009

Page 21: Training The Brain 3 Brain Changes

Flor et al 2001 Lancet 357 1763-4 RCT

Discriminate location & intensity between stimuli

D

PrePost

Phantom limb pain

6

0

D040

www.bodyinmind.com.au Copyright GL Moseley 2009

Page 22: Training The Brain 3 Brain Changes

Flor et al 2001 Lancet 357 1763-4 RCT

Discriminate location & intensity between stimuli Phantom

limb pain

6

0

D040

PrePost

Change in acuity, pain & representation all

related

Spearman’s >0.73 p <0.05

www.bodyinmind.com.au Copyright GL Moseley 2009

Page 23: Training The Brain 3 Brain Changes

Flor et al 2001 Lancet 357 1763-4 RCT

Discriminate location & intensity between stimuli Phantom

limb pain

6

0

D040

PrePost

Change in acuity, pain & representation all

related

Spearman’s >0.73 p <0.05

www.bodyinmind.com.au Copyright GL Moseley 2009

Page 24: Training The Brain 3 Brain Changes

1 2 34

5

Probes

Stimulation sites

A. Stimulation

2 mm 11 mm

Photograph of affected part, with stimulation sites marked.

Affected part ATTENTION

5

1 2 3451 2 345

1 2 345Screen

NO ATTENTION

Moseley et al 2008 Pain 137(3) 600-8

www.bodyinmind.com.au Copyright GL Moseley 2009

Page 25: Training The Brain 3 Brain Changes

0

5

10

Wait No attention

Attention Review

Task-specificNRS

0

4

8Pain NRS

30

60

TPDmm

ATTENTION

5

1 2 3451 2 345

1 2 345Screen

NO ATTENTION

Moseley et al 2008 Pain 137(3) 600-8

www.bodyinmind.com.au Copyright GL Moseley 2009

Page 26: Training The Brain 3 Brain Changes

Schaefer et al 2005 Neuroimage

www.bodyinmind.com.au Copyright GL Moseley 2009

Page 27: Training The Brain 3 Brain Changes

Taylor-Clarke et al 2002 Curr Biol 12 233-236

www.bodyinmind.com.au Copyright GL Moseley 2009

Page 28: Training The Brain 3 Brain Changes

Mo

sele

y &

Wie

ch

200

9 Pain

144

(3)

314-

9

www.bodyinmind.com.au Copyright GL Moseley 2009

Page 29: Training The Brain 3 Brain Changes

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Wie

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(3)

314-

9

www.bodyinmind.com.au Copyright GL Moseley 2009

Page 30: Training The Brain 3 Brain Changes

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Two sessions of this per day for two weeks, reduced pain,

increased tactile acuity and function.

www.bodyinmind.com.au Copyright GL Moseley 2009

Page 31: Training The Brain 3 Brain Changes

Mo

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(3)

314-

9

www.bodyinmind.com.au Copyright GL Moseley 2009

Page 32: Training The Brain 3 Brain Changes

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We hypothesise that one session of this will be better.

www.bodyinmind.com.au Copyright GL Moseley 2009

Page 33: Training The Brain 3 Brain Changes

Mo

sele

y &

Wie

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9 Pain

144

(3)

314-

9

www.bodyinmind.com.au Copyright GL Moseley 2009

Page 34: Training The Brain 3 Brain Changes

Why train the brain?

Our approach to treating CRPS

Cognitive

Understanding the problem

Other threatening cues are relevant

Educate & explain

Behavioural

Function & movement hierarchy

‘training the brain part 1’

Brain changes

S1 reorganisation

Reorganisation elsewhere?

‘training the brain part 2’

www.bodyinmind.com.au Copyright GL Moseley 2009