Acute Hepatic Failure in Dogs. Acute hepatic failure is a condition characterized by the sudden loss of 70 percent or more of the liver's function due to sudden, massive, hepatic necrosis (tissue death in the liver).
Key Points. Secondary (acquired) immunodeficiencies are much more common than primary (hereditary) immunodeficiencies. Primary immunodeficiencies can affect humoral immunity (most commonly), cellular immunity, both humoral and cellular immunity, phagocytic cells, or the complement system.
July 1, 2015 By McKinzie Brocail. Whatâs the difference between HIV and AIDS is a common question. They both share the HIV virus, but are different stages of the disease. HIV stands for human immunodeficiency virus; it is the virus that causes HIV and the term used to refer to both the virus and the infection it causes.