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Clinical Trial Details — Status: Completed

Administrative data

NCT number NCT04027699
Other study ID # PRECISE
Secondary ID
Status Completed
Phase N/A
First received
Last updated
Start date February 23, 2021
Est. completion date February 20, 2023

Study information

Verified date January 2024
Source Assistance Publique - Hôpitaux de Paris
Contact n/a
Is FDA regulated No
Health authority
Study type Interventional

Clinical Trial Summary

Severe sepsis and septic shock remain of particular gravity in children with a current mortality of about 20 % , despite the international prevention campaigns " survival sepsis campaign ". Septic shock associates a macrocirculatory and a microcirculatory dysfunction. The volume expansion remains the treatment of severe sepsis at the initial phase supplemented by the use of vasopressors and / or inotropes. Nevertheless , it is essential to predict the fluid responsiveness after volemic expansion because fluid overload is associated with an increased morbidity in children. In studies , the volume expansion is considered effective if it allows an increase in cardiac output of more than 15 % compared to the basal level. However, their conditions of use remain very restrictive and not applicable to most of our patients ( tidal volume ≥ 7ml / kg , PEEP sufficient , absence of cardiac arrhythmia and effective sedation ) . To date , no index can be used for all patients with invasive mechanical ventilation. It therefore seems appropriate to develop new tests to predict the response to volume expansion in children with septic shock hospitalized in pediatric intensive care. A recent study has validated a test to predict the response to volume expansion in adults: injection of a mini-bolus of 50 ml of saline over 10s. The aim of the study is to evaluate the effect of mini bolus fluid to predict response to fluid expansion in pediatric septic shock.


Description:

Severe sepsis and septic shock remain of particular gravity in children with a current mortality of about 20 % , despite the international prevention campaigns " survival sepsis campaign " . Septic shock associates a macrocirculatory and a microcirculatory dysfunction. The volume expansion remains the treatment of severe sepsis at the initial phase supplemented by the use of vasopressors and / or inotropes . Nevertheless , it is essential to predict the fluid responsiveness after volemic expansion because fluid overload is associated with an increased morbidity in children . In studies , the volume expansion is considered effective if it allows an increase in cardiac output of more than 15 % compared to the basal level . However , their conditions of use remain very restrictive and not applicable to most of our patients ( tidal volume > 7ml / kg , PEEP sufficient, absence of cardiac arrhythmia and effective sedation ) . To date , no index can be used for all patients with invasive mechanical ventilation . It therefore seems appropriate to develop new tests to predict the response to volume expansion in children with septic shock hospitalized in pediatric intensive care. A recent study has validated a test to predict the response to volume expansion in adults : injection of a mini-bolus of 50 ml of saline over 10s. The aim of the study is to evaluate the effect of mini bolus fluid to predict response to fluid expansion in pediatric septic shock.


Recruitment information / eligibility

Status Completed
Enrollment 11
Est. completion date February 20, 2023
Est. primary completion date October 19, 2022
Accepts healthy volunteers No
Gender All
Age group 28 Days to 15 Years
Eligibility Inclusion Criteria: 1. Baby (>28 days) or children < 15 years 2. Hospitalisation in paediatric intensive 3. Clinico-biological table compatible with severe sepsis or septic shock (likely or documented) 4. Requiring the use of invasive mechanical ventilation 5. Affiliate or beneficiary of a social security 6. Legal guardians Consent Form or Emergency Procedure Exclusion Criteria: 1. Any serious hemodynamic clinical situation that would be delayed by inclusion in the protocol 2. Patient with shunt heart disease 3. Patient in spontaneous or non-invasive ventilation or CPAP 4. Patient with a contraindication to volemic/fluid expansion (major cardiac dysfunction, acute renal failure) 5. Patient with cardiac arrest upper 5 min 6. ECMO 7. Postcardiotomia

Study Design


Related Conditions & MeSH terms


Intervention

Procedure:
Mini-bolus
First injection of 2ml/kg (saline solution) Second injection of 18ml/kg (saline solution)

Locations

Country Name City State
France Hôpital Necker Enfants-Malades Paris

Sponsors (1)

Lead Sponsor Collaborator
Assistance Publique - Hôpitaux de Paris

Country where clinical trial is conducted

France, 

Outcome

Type Measure Description Time frame Safety issue
Primary Cardiac output variability (?CO) Cardiac output 5 minutes
Primary Cardiac output variability (?CO) Cardiac output : ?CO (mL/min) = VES (ml)* heart rate and VES (cm3)= ITVA0(cm) * SA0 (cm2) 15 minutes
Secondary Heart rate variation (?HR) Heart rate usual monitoring 15 minutes
Secondary Systolic, diastolic and mean arterial pressure variation (?SAP, ?DAP, ?MAP) Arterial pressure invasive or not invasive monitoring according the care of patient 5 minutes
Secondary Systolic, diastolic and mean arterial pressure variation (?SAP, ?DAP, ?MAP) Arterial pressure invasive or not invasive monitoring according the care of patient 15 minutes
Secondary Pulse pressure variation (?PP) Pulse pressure invasive or not invasive monitoring according the care of patient 5 minutes
Secondary Pulse pressure variation (?PP) Pulse pressure invasive or not invasive monitoring according the care of patient 15 minutes
Secondary Systolic ejection volume variation (?SEV) Systolic ejection volume is measured by transthoracic echocardiography :
VES (ml) =ITVa0*Sa0
5 minutes
Secondary Systolic ejection volume variation (?SEV) Systolic ejection volume is measured by transthoracic echocardiography :
VES (ml) =ITVa0*Sa0
15 minutes
Secondary Velocity time-index variation (?VTI) ITVA0 is measured by transthoracic echocardiography with Doppler 5 minutes
Secondary Velocity time-index variation (?VTI) ITVA0 is measured by transthoracic echocardiography with Doppler 15 minutes
Secondary Microvascular Flow Index variation (?MFI) Microvascular Flow Index calculated by the Microscan software (Microvision) 5 minutes
Secondary Microvascular Flow Index variation (?MFI) Microvascular Flow Index calculated by the Microscan software (Microvision) 15 min
Secondary Proportion Perfused Vessels variation (?PPV) Proportion Perfused Vessels calculated by the Microscan software (Microvision) 5 minutes