Unique ID issued by UMIN | UMIN000053913 |
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Receipt number | R000061542 |
Scientific Title | Examination of changes in swallowing and articulation-related brain activity in patients after head and neck cancer surgery |
Date of disclosure of the study information | 2024/03/20 |
Last modified on | 2024/03/20 13:15:12 |
Examination of changes in swallowing and articulation-related brain activity in patients after head and neck cancer surgery
Examination of changes in swallowing and articulation-related brain activity in patients after head and neck cancer surgery
Examination of changes in swallowing and articulation-related brain activity in patients after head and neck cancer surgery
Examination of changes in swallowing and articulation-related brain activity in patients after head and neck cancer surgery
Japan |
head and neck cancer
Oto-rhino-laryngology |
Malignancy
NO
The objective of this study is to examine brain activity in patients who have undergone surgery for head and neck cancer when performing swallowing and articulatory movements, to determine whether there are any changes in brain activity, and to ascertain if there are any commonalities depending on the type of surgery performed. Previous research has already established that brain activity during swallowing in healthy individuals can be detected through electroencephalography (EEG), providing a foundational understanding. Initially, EEG measurements will be conducted for each group of cases. The study aims to measure brain activity during swallowing, imagining swallowing, and during articulatory movement in post-operative patients using EEG, and to examine how brain activity changes.
Others
The results of this research are expected to provide fundamental data for elucidating the mechanisms behind compensation for swallowing and articulatory functions in post-operative patients with head and neck cancer. This could lead to the development of new rehabilitation techniques that differ from current practices, by uncovering the neural basis for functional recovery. It is considered a study of societal significance as it offers foundational insights necessary for developing such novel rehabilitation methods.
Electroencephalography (EEG) measurements will be taken six months after surgery for head and neck cancer. The EEG will be used to calculate the amplitude (power) during swallowing and articulatory movements. The power of the EEG is considered to be related to the activity level of brain neurons.
1. Evaluation of Aspiration and Pharyngeal Residue with Food: The Aspiration-Residue (AsR) score, as referenced in the literature, will be utilized to evaluate aspiration and pharyngeal residue during videofluoroscopic swallowing studies (VFSS) with food. This is a simplified evaluation method for VFSS after treatment for head and neck cancer. It quantifies the degree of aspiration ("As" for aspiration) and pharyngeal residue ("R" for residual) on a scale of up to 10 points, with lower scores indicating more severe dysphagia.
2. Speech Clarity: Articulatory function will be evaluated on a 5-point scale, where 1 represents clear speech, 2 indicates occasional unintelligible words, 3 suggests the listener can understand if they are familiar with the topic, 4 means only occasional words are understandable, and 5 indicates completely incomprehensible speech.
Observational
18 | years-old | <= |
85 | years-old | >= |
Male and Female
1. No history of neurological disorders.
2. Ability to understand the explanation and provide confirmed consent.
3. Physique that allows for the wearing of headgear.
1. Presence of cognitive impairments that make it difficult to understand explanations or instructions.
2. History of neurological disorders.
3. Individuals currently undergoing treatment for recurrence or metastasis in the head and neck area.
4. Post-operative head and neck cancer patients who have not undergone laryngectomy or free flap reconstruction surgery.
60
1st name | Atsushi |
Middle name | |
Last name | Suehiro |
Graduate School of Medicine, Kyoto University
Department of Otolaryngology, Head & Neck Surgery
606-8507
54 Shogoin Kawaharacho, Sakyo-ku, Kyoto, Japan
075-751-3346
a_suehiro@ent.kuhp.kyoto-u.ac.jp
1st name | Atsushi |
Middle name | |
Last name | Suehiro |
Graduate School of Medicine, Kyoto University
Department of Otolaryngology, Head & Neck Surgery
606-8507
54 Shogoin Kawaharacho, Sakyo-ku, Kyoto, Japan
075-751-3346
a_suehiro@ent.kuhp.kyoto-u.ac.jp
Kyoto University
Kodama foundation
Non profit foundation
Japan
Kyoto University Hospital
54 Shogoin Kawaharacho, Sakyo-ku, Kyoto, Japan
075-751-4748
ctsodan@kuhp.kyoto-u.ac.jp
NO
2024 | Year | 03 | Month | 20 | Day |
Unpublished
Preinitiation
2023 | Year | 03 | Month | 22 | Day |
2023 | Year | 03 | Month | 16 | Day |
2024 | Year | 07 | Month | 06 | Day |
2026 | Year | 03 | Month | 21 | Day |
This study is a prospective time-series analysis examining changes in brain activity related to swallowing and articulation in patients who have undergone surgery for head and neck cancer. Initially, swallowing movements are evaluated using a videofluoroscopic swallowing study (VFSS). Subsequently, brain activity during swallowing, imagining swallowing, and during articulatory movements is measured with an EEG device (multi-channel EEG system EEGoSport from ANT-Neuro).
2024 | Year | 03 | Month | 20 | Day |
2024 | Year | 03 | Month | 20 | Day |
Value
https://center6.umin.ac.jp/cgi-open-bin/icdr_e/ctr_view.cgi?recptno=R000061542
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