Peripheral Sensory Input in Central Post Stroke Pain (CPSP)

Study Results

Results available

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Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

NA

Total Enrollment

8 participants

Study Classification

INTERVENTIONAL

Study Start Date

2014-08-31

Study Completion Date

2017-01-25

Brief Summary

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Prospective, open-label study in 10 patients with Central Post Stroke Pain (CPSP). The study will evaluate the effects of peripheral nerve blockade on spontaneous pain and evoked thermal and mechanical responses in CPSP, and assesses the associated local anesthetic pharmacokinetics.

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Detailed Description

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Conditions

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Central Post Stroke Pain

Study Design

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Allocation Method

NA

Intervention Model

SINGLE_GROUP

Primary Study Purpose

OTHER

Blinding Strategy

NONE

Study Groups

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Pain testing

Completion of NPSI questionnaire

Sensory mapping of the affected limb

Quantitative Sensory Testing

Patients will have a peripheral nerve blockade

Group Type EXPERIMENTAL

Ultrasound-guided peripheral nerve block with 2% lidocaine

Intervention Type DRUG

Patients will have a peripheral nerve blockade with a local anesthetic (lidocaine)

Assessment of spontaneous and evoked pain responses

Completion of NPSI questionnaire

Mapping of the affected limb

Interventions

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Ultrasound-guided peripheral nerve block with 2% lidocaine

Patients will have a peripheral nerve blockade with a local anesthetic (lidocaine)

Assessment of spontaneous and evoked pain responses

Completion of NPSI questionnaire

Mapping of the affected limb

Intervention Type DRUG

Eligibility Criteria

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Exclusion Criteria

Subjects will not be enrolled if any of the following criteria exist:

* Not giving consent to participate in the study;
* Significant psychiatric or cognitive impairment;
* Moderate to severe renal or liver failure;
* Concomitant treatment with warfarin or other anticoagulants;
* Pregnancy or lactation.

Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No