Actively Recruiting
Saline Contrast Electrical Impedance Tomography Method for Diagnosis of Acute Pulmonary Embolism
Led by Peking Union Medical College Hospital · Updated on 2025-10-02
343
Participants Needed
1
Research Sites
103 weeks
Total Duration
On this page
AI-Summary
What this Trial Is About
The goal of this observational study is to compare the consistency of saline contrast Electrical Impedance Tomography(EIT) method and Computed Tomography Pulmonary Angiography (CTPA) in diagnosing acute pulmonary embolism. The main question it aims to answer is: Can bedside saline contrast EIT method be used for the diagnosis of acute pulmonary embolism? The participants will undergo saline contrast EIT and CTPA examinations successively within 24 hours.
CONDITIONS
Official Title
Saline Contrast Electrical Impedance Tomography Method for Diagnosis of Acute Pulmonary Embolism
Who Can Participate
Eligibility Criteria
You may qualify if you...
- Patients with clinically suspected or confirmed acute pulmonary embolism presenting with acute respiratory failure
- CTPA results available within 24 hours or scheduled within the next 24 hours
- Age over 18 years, no gender restrictions
- Presence of central venous access or peripheral forearm venous access
- Willing to participate with signed informed consent from patient or legal guardian
You will not qualify if you...
- Pregnancy or lactation
- Contraindications to EIT (chest wall wounds at electrode site, pacemakers)
- Severe hypernatremia (serum sodium over 155 mmol/L)
- Unable to maintain expiratory breath-hold for 8 seconds or more
- Body mass index over 50 or severe chest deformities
- Receiving extracorporeal membrane oxygenation (ECMO) therapy
AI-Screening
AI-Powered Screening
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Trial Site Locations
Total: 1 location
1
Department of Critical Care Medicine, Peking Union Medical College Hospital, Peking Union Medical College, Chinese Academy of Medical Sciences
Beijing, Beijing Municipality, China, 100730
Actively Recruiting
Research Team
H
Huaiwu He
CONTACT
How is the study designed?
Study Type
OBSERVATIONAL
Masking
N/A
Allocation
N/A
Model
N/A
Primary Purpose
N/A
Number of Arms
1
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