Ultrasound of optic nerve to detect pressure inside brain in head injury patients and its relation to ventilator setting, patient position and blood carbon dioxide level.

Optic nerve sheath diameter sonography for the diagnosis of intracranial pressure and its correlation with positive end expiratory pressure, different patient positioning and arterial carbon dioxide level in adult head injury patient on mechanical ventilation in ICU. A pilot study - ONSD

Status

Active, not recruiting

Phases

Phase 1

Study type

Interventional

Source

CTRI

Registry ID

CTRI/2019/12/022573

Enrollment

Registered

2019-12-31

Start date

Unknown

Completion date

Unknown

Last updated

2021-11-24

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

Conditions

Health Condition 1: G932- Benign intracranial hypertension

Interventions

Intervention1: Effect of different value of positive end expiratory pressure and different position on optic nerve sheath diameter.: Mechanically ventilated patient with brain injury analysed for intr

Eligibility

Inclusion criteria

Inclusion criteria: Hemodynamically stable patients of head injury on mechanical ventilator between age group 18 to 60 yrs without respiratory or cardiovascular system disease

Exclusion criteria

Exclusion criteria: Patients with associated respiratory or cardiovascular system disease or hemodynamically unstable patients. Patients with less than 18 year of age or more than 60 years of age

Design outcomes

Primary

Measure	Time frame
Diagnosis of intracranial hypertension with Optic Nerve Sheath diameter and its correlation with CT scan images in head injury pateint on ventilatorTimepoint: 30 min	—

Secondary

Measure	Time frame
Effect on diameter of Optic Nerve Sheath in different head positioning (0,15 and 30 degree)Timepoint: 30 min;Effect on diameter of Optic Nerve Sheath in different positive end expiratory pressure(0,3 and 5 cm of H2O)Timepoint: 30 min	—

Countries

India

Contacts

Public ContactDr SHALENDRA SINGH

Armed Force Medical College

drsinghafmc@gmail.com9968619883

Outcome results

None listed

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