1 Double-click the VisioViewer.exe program file on your hard disk to start the setup program. 2  Follow the instructions on the screen to complete the installation. 3  From Windows Explorer, double-click a Visio drawing (.vsd, .vss, .vst, .vdx, .vsx, or .vtx extension). Double-click the VisioViewer.exe program file on your hard disk to start the setup program. 2  Follow the instructions on the screen to complete the installation. 3  From Windows Explorer, double-click a Visio drawing (.vsd, .vss, .vst, .vdx, .vsx, or .vtx extension).
E. histolytica, as its name suggests (histoâlytic = tissue destroying), is pathogenic; infection can be asymptomatic or can lead to amoebic dysentery or amoebic liver abscess. Symptoms can include fulminating dysentery, bloody diarrhea, weight loss, fatigue, abdominal pain, and amoeboma.
Entamoeba histolytica. Entamoeba histolytica is an anaerobic parasitic amoebozoa, part of the genus Entamoeba. Predominantly infecting humans and other primates causing amoebiasis, E. histolytica is estimated to infect about 50 million people worldwide.