Archive for February, 2012
The Ebola virus is the most lethal filovirus known. The family of filoviruses (filamentous virus) comprises at Marburg and Ebola virus four classes. These 4 classes (or strains) are called Ebola Zaire, Ebola Sudan, Ebola Reston and Ebola Tai Forest (Ivory Coast Ebola). The most deadly is the Ebola Zaire kills nine in ten people infected. Sudan strain is followed with a mortality rate of 60%. It is not known if the latest strains causing human deaths (not killed any human). This virus was discovered in Africa (see map in item 5). Is named after the Ebola River in the current DRC (then Zaire).
The Ebola virus is responsible for an acute febrile illness, severe and often very deadly affects humans and primates. It produces a hemorrhagic fever similar characteristics to Argentina hemorrhagic fever (Junin virus). Called hemorrhagic fever with a high fever because associated with generalized hemorrhages.
The recognition of the virus was first made during a simultaneous epidemic in Zaire and Sudan. Of the total 550 cases, 470 died. The epidemic spread through direct contact with the sick and the reuse of needles. In 1995 there was another outbreak in Zaire, where 250 cases were diagnosed of whom 80% died. Despite extensive research is still unknown what the natural reservoir of the virus, so it is unknown how the virus which infects humans and starts the epidemic. Read the rest of this entry »
Trichomonas vaginalis is the name of a flagellated protozoan, is typical of the female reproductive tract and responsible for one of the most common sexually transmitted diseases in the world, trichomoniasis.
The Trichomonas vaginalis does not penetrate into the tissues, but carries out its action pathogenic adhering intimately to the epithelial cells. In particular this PARASITE has the ability to stick with its flagella to the walls of the vagina, causing direct damage and altering the local bacterial flora .
The trichomonas tends to raise the pH of the vagina , destroying lactobacilli , “good” that protect the environment from internal infections. By decreasing the natural acidity of this delicate area of the female body, trichomonas allows other organisms to take root more easily.
The infection is almost always sexually transmitted, although in recent years is the substantial rise in cases in which the trichomonas is transmitted through contact with towels or underwear. Read the rest of this entry »
Each year 20 million new infections
Herpes Almost everyone has heard. His brother, genital herpes, is less known – but widespread. Each year become infected over 20 million people with genital herpes again. Were infected a total of over 500 million people around the world, the World Health Organization (WHO) declared in the summer of 2008. In Germany, experts estimate, about 15 percent of the population carry the virus itself, which is more than 12 million people. Read the rest of this entry »
Many diarrhea in the summer at the hands of a dangerous bacteria called Campylobacter. In addition to salmonella campylobacter are the most common cause of summer gastrointestinal flu. Particularly children under six years of developing this type of diarrhea, but also hit young adults between 20 and 30 years it often.
Beware of Campylobacter in chicken meat from the grill
Infection with genital herpes disturbs the vaginal environment. The fungi and bacteria can facilitate their work. One more reason to protect themselves with condoms during sex. Does it have a hit yet, quick action is needed. Antiviral agents alleviate the progression of genital herpes – cure for the venereal disease is not. Read the rest of this entry »