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An exploratory study on the usefulness of endoscopic ultrasound in diagnosing the depth of pharyngeal cancer.

An exploratory study on the usefulness of endoscopic ultrasound in diagnosing the depth of pharyngeal cancer. - An exploratory study on the usefulness of endoscopic ultrasound in diagnosing the depth of pharyngeal cancer.

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000045444
Enrollment
30
Registered
2021-09-10
Start date
2021-09-10
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

Oropharyngeal and hypopharyngeal squamous cell carcinoma

Interventions

In the operating room, EUS is performed for pharyngeal cancer with an echo gel pad attached to the tip of the probe to diagnose the depth of the tumor.

Sponsors

National Cancer Center Hospital East
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Diagnosed by conventional endoscopy as a depth of less than the muscularis propria. 2. No history of surgery or radiation therapy to the pharyngeal region. 3. No history of radiation therapy for esophageal cancer. 4. Have a plan to perform surgery or oral resection. 5. Obtained a consent from the patient

Exclusion criteria

Exclusion criteria: 1. Patients with serious complications (lung disease, cardiac disease) 2. Being or possible pregnant 3. Patients with multiple cancers (however, lesions equivalent to intraepithelial or intramucosal cancers are not included in multiple cancers). 4. Having psychiatric disorder and judged unsuitable for the clinical study. 5. Patients judged unsuitable for clinical study by investigators.

Design outcomes

Primary

MeasureTime frame
Sensitivity, specificity, and accuracy rate of EUS for diagnosing the depth of oropharyngeal and hypopharyngeal cancer invasion

Countries

Japan

Contacts

Public ContactKeiichiro Nakajo

National Cancer Center Hospital East Department of Gastroenterology and Endoscopy

knakajo@east.ncc.go.jp04-7133-1111

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026