Investigating changes in bone marrow using photon-counting computed tomography

Investigating radiotherapy effects on changes in bone marrow using photon-counting computed tomography - Investigating changes in bone marrow using PCD-CT

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000059242

Enrollment

Registered

2025-10-01

Start date

2025-10-01

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Head and neck cancer

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients who undergo radiotherapy for head and neck cancer at our facility (Public Central Hospital of Matto Ishikawa).

Exclusion criteria

Exclusion criteria: Patients who are claustrophobic, pregnant or lactating. Patients who refuse to participate this trial. We make sure that the burdens and the risks are well explained to the patients.

Design outcomes

Primary

Measure	Time frame
Signal intensities of tumor metastasis and normal tissues in the bone-marrow mode Assessment; pre-treatment, one month, three months and one year after radiotherapy	—

Secondary

Measure	Time frame
Common terminology criteria for adverse events, Hounsfield unit and spectrum of thyroid Assessment; pre-treatment, one month, three months and one year after radiotherapy	—

Countries

Japan

Contacts

Public ContactKunihiko Yokoyama

Central Hospital of Matto Ishikawa Department of Radiology

info@mattohp.jp076-275-2222

Outcome results