Pulmonary Perfusion, Pulmonary Ventilation
Conditions
Keywords
EIT, pulmonary perfusion
Brief summary
This is a prospective observational trial. The purpose of this study is to explore the feasibility of EIT monitoring pulmonary blood flow and the consistency and difference between EIT monitoring pulmonary local ventilation blood flow and SPECT and CTPA monitoring methods
Interventions
None listed
Sponsors
Peking Union Medical College Hospital
Study design
Observational model
CASE_CONTROL
Time perspective
PROSPECTIVE
Eligibility
Sex/Gender
ALL
Age
18 Years to 80 Years
Healthy volunteers
Yes
Inclusion criteria
1. Admission to ICU was less than 72 hours; 2. Age ≥ 18 years old and ≤ 80 years old; 3. Volunteer to participate after communicating with patients' family members;
Exclusion criteria
1. The patients with heart implants could not be monitored by EIT; 2. Patients or their families refused to participate in the study; 3. Hypernatremia
Design outcomes
Primary
| Measure | Time frame | Description |
|---|---|---|
| Regional pulmonary perfusion by EIT | 1 Day | Using EIT to measure the regional pulmonary perfusion and calculate ventilation/perfusion ratio |
| Regional pulmonary perfusion by CTPA | 1 Day | Using CTPA to measure the regional pulmonary perfusion and calculate ventilation/perfusion ratio |
Secondary
| Measure | Time frame | Description |
|---|---|---|
| Regional pulmonary ventilation index by EIT | 1 Day | Regional pulmonary ventilation index by EIT, including GI: global inhomogeneity CoV: center of ventilation, ROI: region of interest |
Countries
China
Contacts
Primary ContactYun Long
Backup ContactSiyi Yuan
Outcome results
None listed