To Evaluate the Treatment Effect of an Anti-Infective Agent for Different Kinds of Infections (0826-052)

Inclusion Criteria: * Male or female patients, 20 years of age or older * Patients did not receive any systemic antibiotic before enrollment, or patients with failed clinical response (no improvement on symptoms or laboratory data) through previous antibiotic treatment * Patients who required therapy prior to identification of cause of infection Exclusion Criteria: * Patient has a concomitant infection that may interfere with the evaluation of the response to ertapenem * Patient has an apache ii \> 30. * Patient has an infection caused by pathogens resistant to ertapenem * Patients with known allergy to ertapenem or other drugs in the same carbapenem class, beta - lactams, lidocaine or local anesthetics of the amide type * The patient requires antibiotics other than ertapenem (such as: glycopeptides, macrolides or antifungal agents)