Table 17.8
Clinical features of complex regional pain syndrome (CRPS) (data adapted from Veldman et al. 1993)
Clinical feature categoryDuration of CRPS 2–6 months (%)Duration of CRPS >12 months (%)

Inflammatory

 

 Pain

 

 Colour difference

 

 Temperature difference

 

 Limited movement

 

 Exacerbation with exercise

 

 Oedema

88

 

96

 

91

 

90

 

95

 

80

97

 

84

 

91

 

83

 

97

 

55

Neurological

 

 Allodynia/hyperalgesia

 

 Hyperpathia

 

 Incoordination

 

 Tremor

 

 Involuntary spasms

 

 Muscle spasms

 

 Paresis

 

 Pseudoparesis

75

 

79

 

47

 

44

 

24

 

13

 

93

 

7

85

 

81

 

61

 

50

 

47

 

42

 

97

 

26

Dystrophic

 

 Skin

 

 Nails

 

 Muscle

 

 Bone

37

 

23

 

50

 

41

44

 

36

 

67

 

52

Sympathetic

 

 Hyperhidrosis

 

 Abnormal hair growth

 

 Abnormal nail growth

56

 

71

 

60

40

 

35

 

52

Clinical feature categoryDuration of CRPS 2–6 months (%)Duration of CRPS >12 months (%)

Inflammatory

 

 Pain

 

 Colour difference

 

 Temperature difference

 

 Limited movement

 

 Exacerbation with exercise

 

 Oedema

88

 

96

 

91

 

90

 

95

 

80

97

 

84

 

91

 

83

 

97

 

55

Neurological

 

 Allodynia/hyperalgesia

 

 Hyperpathia

 

 Incoordination

 

 Tremor

 

 Involuntary spasms

 

 Muscle spasms

 

 Paresis

 

 Pseudoparesis

75

 

79

 

47

 

44

 

24

 

13

 

93

 

7

85

 

81

 

61

 

50

 

47

 

42

 

97

 

26

Dystrophic

 

 Skin

 

 Nails

 

 Muscle

 

 Bone

37

 

23

 

50

 

41

44

 

36

 

67

 

52

Sympathetic

 

 Hyperhidrosis

 

 Abnormal hair growth

 

 Abnormal nail growth

56

 

71

 

60

40

 

35

 

52

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