Identification of Clinical, Genetic and Immunological Factors Involved in the Development of Severe Bacterial Infections in Pediatrics

Extended phenotyping (analysis performed at Nantes University Hospital, MANDATORY DELIVERY WITHIN 24 HOURS) = 1 EDTA 3 mL tube for patients included in Nantes.

Blood sample for WES : 1 x 3 mL EDTA tube (if not included in DIABACT IV biocollection)

Blood sample for PBMC freezing integrated into the biocollection: 1 EDTA tube = 3 mL

Assessment of POPC score (Pediatric Overall Performance Category)

"Questionnaires completed by parents or children:~* SDQ~* PedSQL4.0"