

![]() |
Urethritis may be caused by bacteria or a virus. The same bacteria that cause urinary tract infections (E. coli) and some sexually transmitted diseases (chlamydia, gonorrhea) can lead to urethritis. Viral causes of urethritis include herpes simple...
|
|
Uncomplicated urethritis usually results from infection by the bacteria Escherichia coli , commonly found in the bowel. Complicated urethritis can occur when other problems exist, such as kidney stones , malformations of the urinary tract, spinal ...
|
|
|
A virus is an infectious agent, often highly host-specific, consisting of genetic material surrounded by a protein coat.
|
|
|
Bacteria are prokaryotes (unicellular organisms with no membrane-enclosed nucleus) with simple structures that typically range in size from about 0.5 to 20 micrometers.
|
![]() |
Herpes simplex is a viral infection that mainly affects the mouth or genital area.
|
|
Virus that causes blister-like open sores, usually on the mouth or genitals of the infected person. Herpes simplex virus (HSV) exists in two known forms. HSV type 1 causes sores to erupt near the mouth; HSV type two causes sores to erupt on the ge...
|
|
Herpes simples virus (HSV, or herpesvirus) is a virus that causes infection of skin and mucous membrane and rarely infects other parts of the body. However, in the immunosuppressed patient, HSV may cause pneumonia and other more severe infections....
|
|
Herpes is an infection caused by a herpes simplex virus 1 or 2, and it primarily affects the mouth or genital area.
|
|
The primary bacterial indicator used for assessment of microbial contamination of water consists of the coliform group. Coliform bacteria are universally present in high numbers in the feces of warm-blooded animals, including humans, and can be de...
|


