A Study of the Usefulness of Minimally Invasive Surgery Using Sentinel Lymph Node as an Index in Early Stage Uterine Cancer

A Study of the Usefulness of Minimally Invasive Surgery Using Sentinel Lymph Node as an Index in Early Stage Uterine Cancer - Sentinel Node Navigation Surgery in Early Stage Uterine Cancer

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000045534

Enrollment

Registered

2021-09-21

Start date

2021-08-31

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

Uterine cancer

Interventions

Sentinel Node Navigation Surgery

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: A. Cervical cancer 1. Clinical stage IA1 2. Clinical stage IA2 3. Clinical stage IB1 with a tumor size of 2 cm or less. 4. Clinical stage IIA1 with a tumor size of 2cm or less. 5. Histological diagnosis: squamous cell carcinoma or adenocarcinoma, adenosquamous cell carcinoma B. Endometrial cancer 1. Clinically advanced stage IA 2. Histological diagnosis: endometrioid carcinoma G1 or G2

Exclusion criteria

Exclusion criteria: 1. Patients who seem to have insufficient judgment 2. Patients with significant lymph node swelling on imaging examination 3. Patients with a history of iodine hypersensitivity 4. Patients with a history of hypersensitivity to ICG components 5. Patients with severe obesity

Design outcomes

Primary

Measure	Time frame
Sentinel lymph node identification rate, sensitivity, specificity, negative predictive value, and accuracy	—

Countries

Japan

Contacts

Public Contactkazu ueda

International University of Health and Welfare, Mita Hospital Department of Gynecologic Oncology

kazu@iuhw.ac.jp03-3451-8121

Outcome results

None listed

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