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| Name | Class |
|---|---|
| Aalborg University Hospital | OTHER |
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To assess the impact of Paclitaxel treatment on the nerve excitability of the small and large nerve fibers
Chemotherapy-induced peripheral neuropathy (CIPN) is a common side effect of many chemotherapeutic agents, especially antineoplastic agents. To limit the nerve damages, early detection and management of CIPN is crucial and leaves an urgent demand for new diagnostic tools. Perception threshold tracking has enabled assessments of nerve excitability tests of both small and large sensory nerves and may be used to assess CIPN at early stages. The purpose of this study is to examine whether a new nerve excitability test can detect changes in the membrane properties of the small and large nerve fibers during chemotherapy treatment.
In this study nerve excitability tests will be performed with 2 different electrodes using a novel perception threshold tracking technique to assess the Nerve excitability of small and large fibers. Further quantitative sensory tests (QST) will be performed to estimate the vibration threshold, warm and cool perception thresholds, heat and cold pain thresholds, and perceived intensity to static mechanic stimulations will be assessed. Symptoms of CIPN will be assessed using the Common Terminology Criteria for Adverse events scale and a Quality of Life Questionnaire CIPN twenty-item scale.
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| Measure | Description | Time Frame |
|---|---|---|
| Change of Nerve fiber excitability | The chronaxie and the rheobase to rectangular stimuli, the accommodation to triangular stimuli, and the electrotonus to subthreshold hyperpolarizing pre-pulses for large and small sensory nerves from the excitability measure. | The difference between baseline and the 6 months follow-up |
| Measure | Description | Time Frame |
|---|---|---|
| Change of Quantitative sensory test | The Quantitative sensory test is a reduced version of the German protokol and contains warmth and cold detection thresholds, heat and cold pain thresholds, vibration threshold and perceived intensity to mechanical stimuli. | The difference between baseline and the 6 months follow-up |
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Inclusion Criteria:
Exclusion Criteria:
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Breast Cancer mainly affects women.
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Breast cancer patients receiving adjuvant chemotherapy, consisting of 3 cycles of Epirubicin and Cyclophosphamide (EC), followed by 3 cycles of Paclitaxel (9 Paclitaxel infusions).
| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| Laurids Ø Poulsen, MD, PhD | Contact | +45 97666795 | laop@rn.dk | |
| Helena Brøckner, Ba.Sc | Contact | +4529702992 | hbrack15@student.aau.dk |
| Name | Affiliation | Role |
|---|---|---|
| Laurids Ø Poulsen, MD, PhD | Aalborg University Hospital | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Aalborg University Hospital | Recruiting | Aalborg | Northern Jutland | 9000 | Denmark |
There is not a plan to make IPD available
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| Changed of CTCAE |
Common Terminology Criteria for Adverse events scale is a scale from 0 to 5, where 5 is worse. |
| The difference between baseline and the 6 months follow-up |
| Change of CIPN20. | Quality of Life Questionnaire Chemotherapy-Induced Peripheral Neuropathy Twenty-Item scale is a 20-item self-report questionnaire. Items are scored 1-4 with 1 representing "not at all" and 4 "very much." Scores are then linearly converted to a 0-100 scale where 100 is worse. | The difference between baseline and the 6 months follow-up |