Study of the relationship between preoperative light reflection and hypotension during induction of anesthesia

Study of the relationship between preoperative light reflection and hypotension during induction of anesthesia - Study of light reflection and hypotension

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000023729

Enrollment

100

Registered

2016-08-23

Start date

2016-09-01

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Patients undergoing general anesthesia

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients undergoing general anesthesia Patients informed consented

Exclusion criteria

Exclusion criteria: Patients undergoing epidural anesthesia ASA physical status <= 4 Emergency cases History of eye disease, brain infarction, ischemic heart disease, heart failure.

Design outcomes

Primary

Measure	Time frame
The association of the light reflex (pupil diameter, MAX/MIN Latency, Average contraction speed/ dilated speed) and hypotension during anesthesia induction	—

Countries

Japan

Contacts

Public ContactRyohei Miyazaki

Kyushu University Hospital Operating rooms

miyaryou@kuaccm.med.kyushu-u.ac.jp+81926425714

Outcome results