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Clinical Trials/NCT07719842
NCT07719842Not yet recruitingNot Applicable

Diagnostic Accuracy of ONSD, ODE, and the Crescent Sign on Ultrasound for Identifying Increased Intracranial Pressure: A Multicenter Study

Recep Tayyip Erdogan University Training and Research Hospital1 site in 1 country10 target enrollmentStarted: August 1, 2026Last updated:
Conditions

Trial Snapshot

Phase
Not Applicable
Status
Not yet recruiting
Sponsor
Enrollment
10
Locations
1
Primary Endpoint
Primary outcome

Study Overview

Brief Summary

Our aim was to determine the diagnostic accuracy of the ONSD, ODE, and crescent sign, as detected by POCUS, in identifying the clinical and radiological features of increased intracranial pressure.

Detailed Description

All participants presenting to the ED with various symptoms and undergoing cranial CT or MRI for the diagnosis of cranial pathologies who do not meet the exclusion criteria will be included in the study. Informed consent will be obtained from all patients prior to the study. For participants included in the study, the presence of ONSD, ODE, and the crescent sign will be assessed using bedside ultrasound, and the diagnostic value of these findings will be evaluated. The bedside ultrasound will form part of the critical area examination in the emergency department; it will incur no cost to the institution and will be performed and assessed by an emergency medicine specialist and their assistant.

Study Design

Study Type
Interventional
Allocation
Na
Intervention Model
Single Group
Primary Purpose
Diagnostic
Masking
None

Eligibility Criteria

Ages
18 Years to — (Adult, Older Adult)
Sex
All
Accepts Healthy Volunteers
No

Inclusion Criteria

  • All patients presenting at the ED with any symptoms, who have undergone a cranial CT or cranial MRI for the diagnosis of cranial pathologies, and who do not meet the

Exclusion Criteria

  • Exclusion Criteria:
  • Patients under the age of 18
  • Patients who have not undergone a cranial CT or cranial MRI
  • Patients with orbital injuries
  • Patients in whom ultrasonographic measurements cannot be performed
  • Patients brought to ED following a cardiac arrest
  • Patients who do not consent to diagnosis and treatment of their own volition

Outcomes

Primary Outcomes

Primary outcome

Time Frame: An average of 8 months

The diagnostic value of ONSD, ODE and the crescent sign in increased intracranial pressure

Secondary Outcomes

No secondary outcomes reported

Investigators

Sponsor
Recep Tayyip Erdogan University Training and Research Hospital
Sponsor Class
Other
Responsible Party
Principal Investigator
Principal Investigator

Mümin Murat Yazıcı

Emergency medicine specialist

Recep Tayyip Erdogan University Training and Research Hospital

Study Sites (1)

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