Maria, a 8-week-old hispanic female, is brought to the clinic for a follow-up visit by her parents. she was diagnosed and treated for an ear infection 2 weeks earlier, which has now recurred. her mother states that maria has not been eating, is very sleepy, seems to be breathing rapidly, and has developed a fever. due to the frequent infections that maria has had so early in life, maria was evaluated for a primary immunodeficiency. 1. what is pathophysiology of primary immunodeficiency?

The primary immunodeficiency diseases are a group of diseases in which a part of the immune system of the patient is either not working properly or completely missing. These diseases are caused by genetic and heredity disorders. Because of the decreased immunity in the patients, they are prone to various infections, such as skin, throat, ears, lungs, sinus, spinal cord or brain. These infections in the patients of the primary immunodeficiency diseases keep recurring making it difficult for them to live a normal healthy life. The increased susceptibility to infections makes them weaker.

they fuse to form they have half as many chromosomes as a somatic cell of the same individual. b