Complex Regional Pain Syndrome Flashcards Preview

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Flashcards in Complex Regional Pain Syndrome Deck (13)
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1
Q

What are 4 primary clinical features of CRPS?

A

1) Abnormal Pain Processing
2) Skin Color / Temperature Changes
3) Edema, Vasomotor, sudomotor abnormalities
4) Motor Dysfunction and trophic changes

2
Q

What is the primary cause of the cycle of pain in CRPS?

A

Disoriented CNS, processing pain in an abnormal cycle

3
Q

What are the time-frames for Acute, Dystrophic, and Atrophic stages of CRPS?

A

Acute: 0m to 3-6m
Dystrophic: 3-6m to 12m
Atrophic: >12m

4
Q

What’s the prevalence % of CRPS following injury, and how many cases are reported each year?

A

5% may occur after all Injuries

50,000 new cases each year

5
Q

How do you diagnose CRPS?

A

At least 1 symptom from each of the main 4 features
+
1 sign in at least 2 subgroups

Usually made by PCP or pain management specialist

6
Q

What are 3 normal treatment options for CRPS?

Some extreme options?

A

1) Normalize Movement
2) Pain Control/Management techniques
3) Medications

Extreme Cases:

1) Sympathetic Nerve Block
2) Lumbar Sympathectomy
3) Neurostimulation
4) Intrathecal drug pumps

7
Q

What are 3 typical signs/symptoms during the Acute phase of CRPS?

A

Hyperalgesia

Soft localized edema

Affected Limb Warmer

8
Q

What are 3 typical signs/symptoms during the Dystrophic phase of CRPS?

A

Constant burning/aching pain

Thick fibrotic edema

Glossy, Sweaty skin

9
Q

What are 3 typical signs/symptoms during the Atrophic phase of CRPS?

A

Pain Spreads Proximally

Affected limb Cooler

Cyanotic, Dry skin

10
Q

What is the typical demographic of patients with CRPS?

A

42 y/o Women

Women 3x > Men

18-71 y/o may be affected

11
Q

What are 5 key History Questions to ask in Mind for CRPS?

A

1) Recent Trauma?
2) How do you Describe the Pain?
3) Dominant hand/leg or not?
4) Worse pain on one side?
5) Pain anywhere else?

12
Q

4 Red Flags for CRPS?

A

Allodynia or Hyperalgesia

Vasomotor abnormalities

Sensation abnormalities

Described as Intense, localized burning

13
Q

What are 3 tests and measures we should use with CRPS?

A

1) Skin sensation
2) Circumferential Measurements
3) Dermatome/Myotome Spinal Cord level testing