Salivary oral microflora and its metabolites involved in esophageal cancer recurrence and head and neck cancer duplication.

Salivary oral microflora and its metabolites involved in esophageal cancer recurrence and head and neck cancer duplication. - Salivary oral microflora and its metabolites involved in esophageal cancer recurrence and head and neck cancer duplication.

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000047694

Enrollment

100

Registered

2022-05-09

Start date

2022-05-09

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

Esophageal cancer

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Three groups of patients after endoscopic treatment for esophageal cancer: (1) no recurrence group, (2) recurrence group, and (3) group with overlapping head and neck cancer

Exclusion criteria

Exclusion criteria: (1)Patients with a history of prior esophageal cancer treatment (chemoradiotherapy or surgery) other than endoscopic treatment (2)Patients with a history of chemoradiotherapy or surgery for esophageal cancer (3) Patients with difficulty in saliva collection (4) Pregnant women or patients who may become pregnant (5) Cases in which the patient is under 20 years old

Design outcomes

Primary

Measure	Time frame
Differences in oral flora and acetaldehyde concentration in saliva among three groups of patients after endoscopic treatment for esophageal cancer: (1) no recurrence group, (2) recurrence group, and (3) group with overlapping head and neck cancer.	—

Countries

Japan

Contacts

Public ContactKenshi Matsuno

Kumamoto University Hospital Gastroenterology and Hepatology

matuken1115@gmail.com+81-96-373-5150

Outcome results