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.
What is Tuberculosis? Tuberculosis is an infectious disease of humans and animals. The most common cause of human disease is the bacteria (mycobacteria) called Mycobacterium tuberculosis (M. tuberculosis). In 1995, almost 23,000 human cases were reported to the Centers for Disease Control and Prevention (CDC).hat is Tuberculosis? Tuberculosis is an infectious disease of humans and animals. The most common cause of human disease is the bacteria (mycobacteria) called Mycobacterium tuberculosis (M. tuberculosis). In 1995, almost 23,000 human cases were reported to the Centers for Disease Control and Prevention (CDC).