| low specificities of hiv diagnostic tests caused by trypanosoma brucei gambiense sleeping sickness. | the accuracy of diagnostic tests for hiv in patients with tropical infections is poorly documented. human african trypanosomiasis (hat) is characterized by a polyclonal b-cell activation, constituting a risk for false-positive reactions to diagnostic tests, including hiv tests. a retrospective study of the accuracy of hiv diagnostic tests was performed with 360 human african hat patients infected with trypanosoma brucei gambiense before treatment and 163 t. b. gambiense-infected patients 2 years ... | 2010 | 20573878 |