Detection and evaluation of sentinel lymph nodes and its blood flows with contrast-enhanced ultrasonography in oropharyngeal cancers -a phase I study-

Detection and evaluation of sentinel lymph nodes and its blood flows with contrast-enhanced ultrasonography in oropharyngeal cancers -a phase I study- - Detection of sentinel lymph nodes with ultrasonography in oropharyngeal cancers, a phase I study

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000029770

Enrollment

Registered

2017-11-01

Start date

2017-11-01

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

Oropgaryngeal Cancer

Interventions

Detection of SN and its blood flow with contrast enhanced ultrasonography

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) cNo with CT and/or US 2) No history for treatment of oropharyngeal cancer 3) 18 years old or older 4) written informed consent

Exclusion criteria

Exclusion criteria: 1) Recurrent cases 2) history of irradiation for neck disease 3) history of treatment before surgery of this time 4) allergy for sonazoid 5) allergy for egg 6) pregnancy 7) Doctors did no approve the continuing the study

Design outcomes

Primary

Measure	Time frame
Adverse events due to ultrasonography with sonazoid, SN detection rate	—

Countries

Japan

Contacts

Public ContactNaohiro Wakisaka

Knazawa University Hospital Otolaryngology, and Head & Neck Surgery

jibiinnfo@med.kanazawa-u.ac.jp076-265-2413

Outcome results

None listed

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