Prevalence and Characteristics of Nonpolypoid Colorectal Neoplasms - A Chinese Cohort Study

Shanghai Jiao Tong University School of Medicine

Status: Completed

Conditions: Nonpolypoid Colorectal Neoplasms(NP-CRN)

Study type: Observational

Funder types: Other

Identifiers

NCT01533311

rjxhnk03

Details and patient eligibility

About

The nonpolypoid colorectal neoplasms (NP-CRNs) are relatively common in patients with gastrointestinal alarm systoms. The depressed lesions have a greater risk of having cancer than flat and polypoid lesions.

Enrollment: 1,342 patients

Sex: All

Ages: 18 to 90 years old

Volunteers: No Healthy Volunteers

Inclusion and exclusion criteria

Inclusion Criteria:

• consecutive adult patients undergo colonoscopy by one endoscopist