The correlation between preoperative pupil function status and postoperative nausea and vomiting and its predictive value.

Status

Recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR2300073869

Enrollment

Unknown

Registered

2023-07-24

Start date

2023-08-01

Completion date

Unknown

Last updated

2023-07-30

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

Conditions

Postoperative nausea and vomiting

Interventions

Nausea and vomiting group:None

Non-nausea and vomiting group:None

Eligibility

Sex/Gender

All

Age

20 Years to 80 Years

Inclusion criteria

Inclusion criteria: ?ASA grade I-III ?Thoracoscopic pneumonectomy to be performed

Exclusion criteria

Exclusion criteria: ? with eye diseases, eye surgery ?Neuromuscular dysfunction, diabetes mellitus, thyroid dysfunction ?Pupillary deformity, use of drugs affecting pupil size, use of alpha or beta blockers ? scheduled surgery duration > 120 minutes ? scheduled to undergo neurosurgery

Design outcomes

Primary

Measure	Time frame
Init;End;Delta;LAT;ACV;MCV;ADV;T75;There is no postoperative nausea and vomiting;	—

Countries

China

Contacts

Public ContactShi Cunxian

Yuhuangding Hospital of Qingdao University

shicunxian@163.com+86 135 6252 2206

Outcome results

None listed

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