Vaginal hysterectomy is a procedure in which the uterus is surgically removed through the vagina. One or both ovaries and fallopian tubes may be removed during the procedure as well; removal of both ovaries and fallopian tubes is called bilateral salpingo-oophorectomy (BSO) (figure 1).
click to view larger. Anthrax is the preferred biological warfare agent. It is highly lethal. â¢ 100 million lethal doses per gram of anthrax material (100,000 times deadlier than the deadliest chemical warfare agent). â¢ Silent, invisible killer. â¢ Inhalational anthrax is virtually always fatal. There are low barriers to production.
Anthrax (http://edis.ifas.ufl.edu/MB001)âAnthrax is mainly a disease of herbivorous animals such as sheep, horses, and cattle. In humans, the disease usually ocurrs only in people who work with these animals or their products. The causative agent, the bacterium Bacillus anthracis, can cause three different kinds of disease: cutaneous anthrax, intestinal anthrax, and pulmonary anthrax. All three types can be fatal. Cutaneous anthrax is characterized by skin ulcerations with black necrotic areas and swelling of the lymph glands. Inhalation anthrax causes severe breathing problems and shock and is usually fatal. Intestinal anthrax causes nausea, vomiting and fever, followed by vomiting blood and severe diarrhea. Antimicrobial and insecticide resistanceâWidespread use of antimicrobials has spurred evolutionary adaptations that enable bacteria and other microbes such as viruses, fungi, and parasites to survive these powerful drugs.