Saudi-Arabia. 1  With the exception of the province of Asir on the western coast, Saudi Arabia has a desert climate characterized by extreme heat during the day, an abrupt drop in temperature at night, and very low annual rainfall. Because of the influence of a subtropical high-pressure system, there is considerable variation in temperature and humidity.
However, some people who have IgA deficiency experience recurrent respiratory tract infections, asthma, sinus infections, allergies and diarrhea. Selective IgA deficiency may also be found with autoimmune disease, in which your immune system attacks particular organs or tissues in your own body. Common autoimmune conditions found with IgA deficiency include rheumatoid arthritis, lupus and celiac disease.
An unexpected finding is the fact that oxalate crystals are produced in very high amounts by molds and fungus. Aspergillusâa common organism that causes infection in humans and also is found in the black fungi that you see in your bathroomâproduces oxalates.t appears that the main reason for the high oxalates in children with autism is because of the Candida problem, which is prevalent in autism. Arabinose is very low in normal children and very high in those with autism.