1 Board Certification is a voluntary process, and one that is very different from medical licensure. 2  Obtaining a medical license sets the minimum competency requirements to diagnose and treat patients, it is not specialty specific.
Fungal diseases are often caused by fungi that are common in the environment. Fungi live outdoors in soil and on plants and trees as well as on many indoor surfaces and on human skin.Most fungi are not dangerous, but some types can be harmful to health.spergillosis-Caused by the fungus Aspergillus and usually occurs in people with lung diseases or weakened immune systems. 1  Symptoms. 2  Risk and Prevention. 3  Diagnosis and Testing.
Causes. Infectious diseases can be caused by: Bacteria. These one-cell organisms are responsible for illnesses such as strep throat, urinary tract infections and tuberculosis. Viruses. Even smaller than bacteria, viruses cause a multitude of diseases â ranging from the common cold to AIDS. Fungi. Many skin diseases, such as ringworm and athlete's foot, are caused by fungi. Other types of fungi can infect your lungs or nervous system. Parasites. Malaria is caused by a tiny parasite that is transmitted by a mosquito bite.