Circulating Tumor Cells as a Biomarker for Preoperative Prognostic Staging in Patients With Esophageal Cancer

Status

Completed

Phases

Unknown

Study type

Observational

Source

ClinicalTrials.gov

Registry ID

NCT01858805

Enrollment

123

Registered

2013-05-21

Start date

2010-04-30

Completion date

2014-04-30

Last updated

2014-11-18

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

Conditions

Resectable Esophageal Cancer

Keywords

esophagus carcinoma, surgery, circulating tumor cells

Brief summary

Despite the availability of several preoperative diagnostic techniques, accurate pretreatment staging of esophageal cancer (EC) remains challenging. Therefore, The investigators evaluated the prognostic significance of circulating tumor cells (CTCs) in patients with EC.

Interventions

PROCEDUREesophagectomy

Study design

Observational model

COHORT

Time perspective

PROSPECTIVE

Eligibility

Sex/Gender

ALL

Age

18 Years to No maximum

Healthy volunteers

Inclusion criteria

* \> 18 years * resectable esophageal cancer

Exclusion criteria

* \< 18 years * esophageal cancer with preoperative distant metastases

Design outcomes

Primary

Measure	Time frame
overall survival	2 years

Secondary

Measure	Time frame
recurrence-free survival	2 years

Countries

Germany

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026