Meningite purulente a Haemophilus influenzae chez l'adulte: chercher le facteur predisposant

We bring back an adult case of purulent meningitis to haemophilus influenzae. We insist on the particular aspects of the host of this meningitis type at the adult. These aspects must be searched every time that haemophilus influenzae is isolated in cerebrospinal fluid in adult's meningitis