CD40LG and congestive heart failure: Recently, a collaborative evaluation of both the VectoCrimean-CHF-IgG and the VectoCrimean-CHF-IgM test in five reference laboratories revealed a sensitivity of 87.8% (range 75.2%–95.3%) for the VectoCrimean-CHF-IgM test and a sensitivity of 80.4% (range 66.9%–90.2%) for the VectoCrimean-CHF-IgG test when compared with the respective in-house reference serological tests [3].