Septic shock is the most severe form of infection. Currently, an early specific biomarker for septic shock is needed. Remember that shock situations are numerous, not only septic (eg hemorrhagic, cardiogenic...), and also accompanied by a severe pro-inflammatory state that it is sometimes difficult to distinguish from a septic state. Procalcitonin (PCT) is the most studied biomarker but still lacks sensitivity (77%) and specificity (79%). The investigators hypothesize that the Vasn could become this potential new biomarker and would allow a better diagnosis and thus the need or not to treat patients with antibiotics. The laboratory studies suggest a link between Vasn and septic shock. The goal of this project is to measure and compare plasma Vasn concentrations in 2 groups of patients = group 1: septic shock versus group 2: non-septic shock. Briefly, shock is defined as low blood pressure requiring vasopressor agents with confirmed infection (group 1) or without suspected infection such as patients admitted in intensive care unit post cardiac surgery with CBP (group 2). The investigators will also assess patient 28-day mortality to identify Vasn as a potential prognostic biomarker.
Study Type
INTERVENTIONAL
Allocation
NON_RANDOMIZED
Purpose
OTHER
Masking
NONE
Enrollment
144
blood sample in order to measure the concentrations of circulating Vasn
CHU Amiens-Picardie
Amiens, France
RECRUITINGVasn plasma concentration at D0 for each group
Time frame: day 0
Vasn plasma concentration in each group
Time frame: day 1
Vasn plasma concentration in each group
Time frame: day 3
Correlation between Vasn plasma concentration and noradrenaline dose peak in each group
Time frame: day 0
Correlation between Vasn plasma concentration and noradrenaline dose peak in each group
Time frame: day 1
Correlation between Vasn plasma concentration and noradrenaline dose peak in each group
Time frame: day 3
Correlation between Vasn plasma concentration and occurrence of an IRA (KDIGO score) in each group
Time frame: day 0
Correlation between Vasn plasma concentration and occurrence of an IRA (KDIGO score) in each group
Time frame: day 1
Correlation between Vasn plasma concentration and occurrence of an IRA (KDIGO score) in each group
Time frame: day 3
Correlation between Vasn plasma concentration and coagulation marker concentration in each group
coagulation marker are TF, platelet count, TP, TCA, Factor V, fibrinogen, D-dimers
Time frame: day 0
Correlation between Vasn plasma concentration and coagulation marker concentration in each group
coagulation marker are TF, platelet count, TP, TCA, Factor V, fibrinogen, D-dimers
Time frame: day 1
Correlation between Vasn plasma concentration and coagulation marker concentration in each group
coagulation marker are TF, platelet count, TP, TCA, Factor V, fibrinogen, D-dimers
Time frame: day 3
Correlation between Vasn plasma concentration and SOFA score at admission in each group
Time frame: day 0
Correlation between Vasn plasma concentration and SOFA score at admission in each group
Time frame: day 1
Correlation between Vasn plasma concentration and mortality in each group
Time frame: day 3
Correlation between Vasn plasma concentration and SOFA score at admission in each group
Time frame: day 3
Correlation between Vasn plasma concentration and mortality in each group
Time frame: day 0
Correlation between Vasn plasma concentration and mortality in each group
Time frame: day 1
Correlation between Vasn plasma concentration and length of hospitalization in each group
Time frame: day 1
Correlation between Vasn plasma concentration and length of hospitalization in each group
Time frame: day 0
Correlation between Vasn plasma concentration and length of hospitalization in each group
Time frame: day 3
Correlation between Vasn plasma concentration and plasma level of procalcitonin in each group
Time frame: day 0
Correlation between Vasn plasma concentration and plasma level of procalcitonin in each group
Time frame: day 1
Correlation between Vasn plasma concentration and plasma level of procalcitonin in each group
Time frame: day 3
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