Correlation and predictive value of preoperative pupillary function status and perioperative complication: a multicenter study

Correlation and predictive value of preoperative pupillary function status and perioperative complication

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR2200059017

Enrollment

Unknown

Registered

2022-04-23

Start date

2022-04-23

Completion date

Unknown

Last updated

2024-02-05

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

Conditions

perioperative complication

Interventions

Case series:None

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients undergoing elective thoracoscopic lung surgery, ASA ? or ?.

Exclusion criteria

Exclusion criteria: 1. Patients with eye diseases; 2. Take angiotensin converting enzyme inhibitors (ACEI) or angiotensin receptor blockers; 3. Unstable angina pectoris; 4. Ejection fraction < 40%; 5. Recently taking serotonin-receptor blockers, antihistamines, dexamethasone, benzamide and other drugs; 6. The mental level is impaired, unable to cooperate with the completion of the mental state self-assessment scale; 7. Motion sickness sufferers.

Design outcomes

Primary

Measure	Time frame
Maximum pupil diameter;Minimum pupil diameter;Pupil contraction velocity;Pupil maximum contraction speed;Pupil dilation speed;Pupil recovery time to 75%;Nausea and vomiting;Post-induction hypotension;Pain;	—

Countries

China

Contacts

Public ContactShi Cunxian

shicunxian@163.com+86 13562522206

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026