A method of committing fraud by sending emails to the customers of a legitimate online business, such as a bank, that pretend to be from that business and ask for information such as account numbers or passwords. phishing.
Review possible medical complications related to Common Variable Immunodeficiency: 1  Opportunistic infections. 2  Recurring ear infections (see Ear infection) 3  Recurring sinus infections (see Sinusitis)  Recurring lung infections (see Lung 1  symptoms) Recurring bronchial infections (see Bronchitis)  Gastrointestinal infections (see Digestive 1  symptoms) Anemia.
Main Article on HIV Infection Symptoms and Signs. Human Immunodeficiency Virus (HIV) The human immunodeficiency virus (HIV) causes HIV infection and the acquired immunodeficiency syndrome (AIDS). Symptoms and signs...learn more Â».