Gastric cancer and precancerous lesions
Conditions
Interventions
Gold Standard:Pathological examination
Index test:1. 
imaging 
gastroscopy
 
2. 
Sponsors
Beijing Friendship Hospital, Capital Medical University
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: (1) Aged 18-70 years; (2)Patients with indications for gastroscopyand receiving diagnostic gastroscopy; (3)Signing the written informed consent.
Exclusion criteria
Exclusion criteria: (1)Patients with a history of digestive tract cancer or stomach surgery; (2)Patients with active gastrointestinal bleeding; (3)Patients with severe cardiopulmonary insufficiency; (4)Patients with abnormal coagulation or anticoagulant therapy; (5)Patients with mental illness or severe functional disorder who cannot cooperate with gastroscopy; (6)Pregnancy and lactation; (7)Unwilling to participate in this study
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Gastric cancer and precancerous lesions detection rate; | — |
Secondary
| Measure | Time frame |
|---|---|
| Gastric cancer and precancerous lesions detection rate in different location;Gastric cancer and precancerous lesions detection rate in different size;Gastric cancer and precancerous lesions detection rate in different type;Operator experience;Incidence of adverse events;SEN, SPE, ACC, AUC of ROC; | — |
Countries
China
Contacts
Public ContactShutian Zhang
Beijing Friendship Hospital, Capital Medical University
Outcome results
None listed