Nasopharyngeal Carcinoma (NPC)NCT06695936
Treatment with Intensity Modulated Radiotherapy on the Change of Cognitive Function in Nasopharyngeal Carcinoma Patients: a Prospective Cohort Study
An observational study of Nasopharyngeal Carcinoma (NPC) and Cognitive Function, run by Sun Yat-sen University.
Trial summary
This is an observational cohort study aimed at investigating changes in hippocampal function and its impact on cognitive function in newly diagnosed nasopharyngeal carcinoma patients without metastasis, from baseline to a period after radiotherapy. Read more about this study
- Who is it for?
- Ages 18 to 60 years
- Conditions the study is for
- Nasopharyngeal Carcinoma (NPC), Cognitive Function
- How many people
- 329 participants
- Where
- No sites listed yet
- Study dates
- 15 Nov 2024to 20 Nov 2028
- How long will I take part?
- 2 Years
- Phase
- Observational
- Are there results?
- Not yet: the study is under way
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 18 to 60 years
- All sexes
- No healthy volunteers
- Adult
Study population: Untreated newly diagnosed nasopharyngeal carcinoma patients without metastasis.
Who may be able to join
- Newly diagnosed nasopharyngeal carcinoma patients confirmed by pathology, who have not received surgical, induction chemotherapy, radiotherapy, or other anti-tumor treatments;
- Clinical stage classified as AJCC 8th edition Stage I-IVa, with no distant metastasis, and who are scheduled to undergo intensity-modulated radiotherapy (IMRT) according to clinical plans;
- Pathologically diagnosed as non-keratinizing nasopharyngeal carcinoma (differentiated or undifferentiated type, i.e., WHO type II or III);
- All participants are Han Chinese and right-handed;
- Age between 18 and 60 years, with an education level of junior high school or above;
- No history of neurological diseases or head trauma;
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- No other severe systemic diseases other than nasopharyngeal carcinoma;
- No hippocampal invasion before treatment;
- Routine MRI before treatment shows no abnormal lesions in the hippocampus;
- No family history of mental illness.
Who cannot join
- Routine MRI before treatment shows abnormal lesions in the hippocampus;
- Contraindications for magnetic resonance examination;
- Concurrent other brain diseases;
- Pathologically diagnosed as keratinizing squamous cell carcinoma (WHO type I);
- Patients with recurrence or distant metastasis;
- Patients who have previously undergone radiotherapy or chemotherapy;
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- Abnormal function of vital organs such as heart, brain, or lungs;
- History of head trauma or mental/neuro diseases;
- Age less than 18 years or greater than 60 years;
- Patients whose initial treatment plan is changed during the observation
- period due to disease progression (including residual tumors after
- radiotherapy, tumor recurrence, or newly developed distant metastasis);
- Patients with diabetes or hypertension;
- Those unable to cooperate in completing neurocognitive scale testing;
- Those with other uncontrolled severe diseases.
Trial locations and contacts
No sites are listed yet. Contact the study team or a site near you to ask about taking part.
About this study
This is an observational cohort study aimed at investigating changes in hippocampal function and its impact on cognitive function in newly diagnosed nasopharyngeal carcinoma patients without metastasis, from baseline to a period after radiotherapy.
- Conditions
- Nasopharyngeal Carcinoma (NPC), Cognitive Function
- Medical subject headings
- Nasopharyngeal Carcinoma
What is being measured
The primary outcome is the main question the study is designed to answer.
Incidence of cognitive decline.
In a cohort of nasopharyngeal carcinoma patients undergoing intensity-modulated radiotherapy, we will observe the incidence of cognitive decline from baseline, at the end of radiotherapy, and post-treatment. The study will investigate the impact of hippocampal radiation dose on cognitive function in these patients and summarize the patterns of change.
Measured: 2 years
Secondary outcomes (6)
The relationship between hippocampal atrophy, radiation dose, and cognitive function after radiotherapy.
Statistical analysis will be conducted based on the changes in hippocampal volume before and after radiotherapy, tumor target dose, hippocampal irradiation dose, and cognitive function scale test results.
Measured: 2 years
The relationship between hippocampal functional impairment, radiation dose, and cognitive function after radiotherapy.
Using resting-state fMRI technology, individual local brain function and default network information will be obtained. Variance analysis will be used to compare hippocampal changes before and after radiotherapy, clarifying the relationship between hippocampal functional damage, radiation dose, and cognitive function post-radiotherapy.
Measured: 2 years
The relationship between hippocampal microstructural damage, radiation dose, and cognitive function after radiotherapy.
Using Synthetic MRI imaging technology, imaging data of nasopharyngeal carcinoma patients will be collected before and after radiotherapy to provide individual whole-brain quantitative parameters and hippocampal microstructural information. Variance analysis will be used to compare pre- and post-radiotherapy differences, elucidating the relationship between hippocampal microstructural damage, radiation dose, and cognitive function.
Measured: 2 years
The relationship between hippocampal microvascular injury, radiation dose, and cognitive function after radiotherapy.
Based on multimodal MRI technology, this study will explore the microvascular status and changes in blood perfusion in nasopharyngeal carcinoma patients before and after radiotherapy, clarifying the relationship between hippocampal microvascular damage, radiation dose, and cognitive function post-radiotherapy.
Measured: 2 years
The impact of different chemoradiation treatment modalities on the occurrence of cognitive decline.
According to the TPS planning system dose statistics and dose-volume histogram, we will quantify the irradiation dose-volume of critical organs, including: hippocampal volume, tumor target volume, clinical target volume, and planning target volume; maximum dose and average dose of the hippocampus, as well as parameters on the dose-volume histogram. The cognitive function of patients after radiotherapy will be evaluated based on common adverse events as defined by CTCAE.
Measured: 2 years
The correlation between cognitive decline after radiotherapy and quality of life.
"The quality of life will be prospectively assessed before treatment and followed up continuously after radiotherapy."
Measured: 2 years
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted19 Nov 2024
- Study start15 Nov 2024 (estimated)
- Primary completion15 Nov 2028 (estimated)
- Study completion20 Nov 2028 (estimated)
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Other trials for Nasopharyngeal Carcinoma (NPC)Studies of the same condition, open and under way.
- More trials run by Sun Yat-sen UniversityThe sponsor's other registered studies.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Observational
- Observational model
- Cohort
- Time perspective
- Prospective
- Enrolment
- 329 participants (estimated)
- Target duration
- 2 Years
Sponsor and investigators
- Lead sponsor
- Sun Yat-sen University
- Sponsor type
- University, hospital or other
- Responsible party
- Principal investigator, Hai-Qiang Mai,MD,PhD, Sun Yat-sen University
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT06695936
- Sponsor's protocol ID
- 2024-FXY-132
- Status last verified
- Oct 2024
- First submitted
- 15 Nov 2024
- Last updated
- 19 Nov 2024
- Results posted
- No
- Data monitoring committee
- No
- FDA-regulated drug
- No
- FDA-regulated device
- No
Study at a glance
From the registry record, last updated by the sponsor on 19 Nov 2024. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- Treatment with Intensity Modulated Radiotherapy on the Change of Cognitive Function in Nasopharyngeal Carcinoma Patients: a Prospective Cohort Study
- ClinicalTrials.gov ID
- NCT06695936
- Acronym / sponsor ID
- 2024-FXY-132
- Conditions
- Nasopharyngeal Carcinoma (NPC), Cognitive Function
- Study type
- Observational
- Recruitment status
- Not yet recruiting
- Enrolment
- 329 participants (estimated)
- Lead sponsor
- Sun Yat-sen UniversityUniversity, hospital or other
- Study start
- 15 Nov 2024 (estimated)
- Primary completion
- 15 Nov 2028 (estimated)
- Study completion
- 20 Nov 2028 (estimated)
- First posted
- 19 Nov 2024 (actual)
- Results
- Not posted in the source record
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
This is an observational cohort study aimed at investigating changes in hippocampal function and its impact on cognitive function in newly diagnosed nasopharyngeal carcinoma patients without metastasis, from baseline to a period after radiotherapy.
Study design
- Observational model
- Cohort
- Time perspective
- Prospective
- Target follow-up
- 2 Years
Who may qualify
- Ages
- 18 to 60 years
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult
- Study population
- Untreated newly diagnosed nasopharyngeal carcinoma patients without metastasis.
Key inclusion criteria (10 listed)
- Newly diagnosed nasopharyngeal carcinoma patients confirmed by pathology, who have not received surgical, induction chemotherapy, radiotherapy, or other anti-tumor treatments;
- Clinical stage classified as AJCC 8th edition Stage I-IVa, with no distant metastasis, and who are scheduled to undergo intensity-modulated radiotherapy (IMRT) according to clinical plans;
- Pathologically diagnosed as non-keratinizing nasopharyngeal carcinoma (differentiated or undifferentiated type, i.e., WHO type II or III);
- All participants are Han Chinese and right-handed;
- Age between 18 and 60 years, with an education level of junior high school or above;
Key exclusion criteria (15 listed)
- Routine MRI before treatment shows abnormal lesions in the hippocampus;
- Contraindications for magnetic resonance examination;
- Concurrent other brain diseases;
- Pathologically diagnosed as keratinizing squamous cell carcinoma (WHO type I);
- Patients with recurrence or distant metastasis;
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Primary outcome
Incidence of cognitive decline.
Time frame: 2 years
In a cohort of nasopharyngeal carcinoma patients undergoing intensity-modulated radiotherapy, we will observe the incidence of cognitive decline from baseline, at the end of radiotherapy, and post-treatment. The study will investigate the impact of hippocampal radiation dose on cognitive function in these patients and summarize the patterns of change.
6 secondary outcomes
The relationship between hippocampal atrophy, radiation dose, and cognitive function after radiotherapy.
Time frame: 2 years
The relationship between hippocampal functional impairment, radiation dose, and cognitive function after radiotherapy.
Time frame: 2 years
The relationship between hippocampal microstructural damage, radiation dose, and cognitive function after radiotherapy.
Time frame: 2 years
The relationship between hippocampal microvascular injury, radiation dose, and cognitive function after radiotherapy.
Time frame: 2 years
The impact of different chemoradiation treatment modalities on the occurrence of cognitive decline.
Time frame: 2 years
The correlation between cognitive decline after radiotherapy and quality of life.
Time frame: 2 years
Results and safety
This study is still under way. Results are not available in the source record yet.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 19 Nov 2024.
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part.
Questions about this trial
What is this clinical trial studying?
An observational study of Nasopharyngeal Carcinoma (NPC) and Cognitive Function, run by Sun Yat-sen University.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 10 inclusion and 15 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: opening soon, as of the sponsor's last update on 19 Nov 2024. Status can change between updates, so confirm with the study contact before making plans.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
Are results available for this study?
This study is still under way. Results are not available in the source record yet.
How can a doctor refer a patient or contact the research team?
Contact Haiqiang Mai, Dr (86-20-8734-3643, maihq@mail.sysu.edu.cn), or a site near the patient. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Incidence of cognitive decline. (time frame: 2 years). It is what the study was designed to measure, not a finding.
Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 19 Nov 2024.