Detection of heterogeneous vancomycin intermediate resistance in MRSA isolates from Latin America.

Background: Vancomycin is a common first-line option for MRSA infections. The heterogeneous vancomycin-intermediate Staphylococcus aureus (hVISA) phenotype is associated with therapeutic failure. However, hVISA isolates are usually reported as vancomycin susceptible by routine susceptibility testing procedures.

Detection of Trypanosoma cruzi antibodies in multitransfused patients in Colombia.

Introduction: Chagas disease is a public health problem in Latin America. Even though vector-borne infection is the most important transmission mode for this disease, other modes such as transfusions require evaluation.

Objective: To describe the prevalence of T.