1 Eczema, or atopic dermatitis, is a rash that primarily occurs in people with asthma or allergies. The rash is often reddish and itchy with a scaly texture.  Psoriasis is a common skin condition that can cause a scaly, itchy, red rash to form along the scalp, elbows, and joints.
Although most bacteria are harmless or often beneficial, several are pathogenic. One of the bacterial diseases with the highest disease burden is tuberculosis, caused by the bacterium Mycobacterium tuberculosis, which kills about 2 million people a year, mostly in sub-Saharan Africa.ome pathogenic bacteria cause disease under certain conditions, such entry through the skin via a cut, through sexual activity or an compromised immune function.
Most bacterial skin diseases are caused by staphylococci or staph. This bacteria causes the majority of the bacterial skin diseases. The staph bacteria which cause the diseases live on humans. In fact, as much as 40% of humans are carriers of the type of staph which causes diseases.ost bacterial skin diseases are caused by staphylococci or staph. This bacteria causes the majority of the bacterial skin diseases. The staph bacteria which cause the diseases live on humans. In fact, as much as 40% of humans are carriers of the type of staph which causes diseases.