Human and Bacterial Protease Activity As Prognostic Tool of Foot Infections in Diabetic Patients

Inclusion Criteria: * The patient must have given their free and informed consent and signed the consent form * The patient must be a member or beneficiary of a health insurance plan * The patient has been informed about the study objectives and purpose and their rights as a patient * The patient is being treated in the Diabetes and Infectious Disease Department * The patient has a chronic foot and/or heel wound classified as Grade 1-3 according to the Infectious Diseases Society of America. Exclusion Criteria: * The subject is participating in another category I interventional study, or has participated in another category I interventional trial in the previous 3 months, or is in a period of exclusion determined by a previous study * The subject refuses to sign the consent * It is impossible to give the subject informed information * The patient is under safeguard of justice or state guardianship * The patient is pregnant or breastfeeding * The patient has chronic foot and/or heel wound classified as Grade 4 according to the Infectious Diseases Society of America * Patient with critical ischemia defined by PSGo \<50 mmHg or PSCh \<70 mmHg