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Change in lung function tests in adult patients

Impact of preoxygenation ET90 on spirometry in adult patients undergoing surgery a prospective study - Nil

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2026/05/110767
Enrollment
55
Registered
2026-05-21
Start date
Unknown
Completion date
Unknown
Last updated
2026-06-01

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

Conditions

Health Condition 1: O- Medical and Surgical

Interventions

Intervention1: nil: nil Control Intervention1: nil: nil

Sponsors

All India Institute of Medical Sciences,Bibinagar
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: Patients aged 19 60 years undergoing surgery under general anaesthesia Patients providing written informed consent.

Exclusion criteria

Exclusion criteria: Patients with upper airway obstruction, contraindications to mask use Patients unable to cooperate or follow instructions

Design outcomes

Primary

MeasureTime frame
To evaluate the change in FEV1measured by spirometry before and immediately after preoxygenation with 100% oxygen in adult patients undergoing surgery under general anesthesia.Timepoint: FEV1 measured at baseline sitting, baseline supine and immediately after preoxygenaation, after 5mins and 10mins.—

Secondary

MeasureTime frame
NilTimepoint: Nil—

Countries

India

Contacts

Public ContactDr Kalyani Surya Dhana Lakshmi

All India Institue of Medical Sciences,Bibinagar

sksdhanalakshmi@hotmail.com7893720606

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Jun 11, 2026