# Preliminary Study on Eye Features of Patients With Malignant Tumors

> **NCT04224298** · — · COMPLETED · sponsor: **Peking University Cancer Hospital & Institute** · enrollment: 1000 (actual)

## Conditions studied

- Feature Elongation
- Cancer Patients

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT04224298
- **Lead sponsor:** Peking University Cancer Hospital & Institute
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2019-02-01
- **Primary completion:** 2022-09-20
- **Final completion:** 2022-09-20
- **Target enrollment:** 1000 (ACTUAL)
- **Last updated:** 2024-04-09


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04224298

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04224298, "Preliminary Study on Eye Features of Patients With Malignant Tumors". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04224298. Licensed CC0.

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