Definition of casual for Students. 1  1 : happening unexpectedly or by chance : not planned or foreseen a casual meeting. 2  2 : occurring without regularity : occasional casual visits. 3  3 : showing or feeling little concern : nonchalant This is awful!  4 : meant for informal use Wear casual clothing for the tour.
Fungemia or fungaemia is the presence of fungi or yeasts in the blood . The most common type, also known as candidemia, candedemia, or systemic candidiasis , is caused by Candida species, but infections by other fungi, including Saccharomyces , Aspergillus and Cryptococcus , are also called fungemia.
Chagas disease, also known as American trypanosomiasis, is a tropical parasitic disease caused by the protozoan Trypanosoma cruzi. It is spread mostly by insects known as Triatominae or kissing bugs. The symptoms change over the course of the infection.enznidazole and nifurtimox cause temporary side effects in up to 40% of people including skin disorders, brain toxicity, and digestive system irritation. It is estimated that 7 to 8 million people, mostly in Mexico, Central America and South America, have Chagas disease as of 2013.