New study to uncover hidden nerve damage from chemotherapy

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria General (applies to all participants): * At least 18 years of age at the time of signing the informed consent form * Voluntary written informed consent of the participant has been obtained prior to any screening procedures Breast cancer surgery-only patient group: * The patient is an adult oncological person between 18 and 75 years old who has been treated for cancer * The participant has undergone breast cancer surgery but has not received any radiotherapy or chemotherapy treatment (yet). * The first session takes place between two and six weeks after breast cancer surgery. * The second session takes before any follow-up treatment for breast cancer (radiotherapy or chemotherapy). Chemotherapy group: * The patient is an adult oncological person between 18 and 75 years old who has been treated for cancer. * The participant has undergone breast cancer surgery but has not received any radiotherapy (yet). * Participant has a history of treatment with platinum- or taxane-based chemotherapeutic agents, and this treatment has been terminated no later than 6 weeks before the first session. Healthy control group: * No history of cancer or chemotherapy treatment * Sex and age-matched to patient sample Exclusion Criteria: General (applies to all participants): * Participant has a history of mental or physical disorders or neurological disease beyond those related to cancer treatments. * Participant uses any prescription or non-prescription drugs on a regular basis which, in the investigator's opinion, might confound the results of the study. * Participant is currently participating or has been involved in testing an investigational drug in another clinical study within the last 4 weeks which, in the investigator's opinion, might confound the results of the study. * Participant suffered from peripheral neuropathy prior to the chemotherapeutic treatment (Only for patients). * Participant has (a history of) a lesion in the central nervous system that is known to possibly cause neuropathic pain: e.g. spinal cord injury, infarction localized in the brainstem or thalamus, syringomyelia, multiple sclerosis, or any other disorder of the CNS that, in the investigator's opinion, may cause neuropathic pain. * If applicable: Female who is pregnant, breast-feeding or intends to become pregnant or is of child-bearing potential and not using an adequate, highly effective contraceptive