The genus Cryptosporidium is a minute coccidian parasite of worldwide distribution that comprises a very large group of closely related obligate intracellular parasites. It was first observed in the gastric mucosal crypts of a laboratory…
Pneumocystis jiroveci is a fungal organism that can cause severe pneumonia in individuals with weakened immune systems, such as those with HIV/AIDS or undergoing immunosuppressive therapy. This opportunistic pathogen is commonly found in the lungs…
