An anal fissure is a small tear or split in the lining of the anal canal. Anal fissures are common among infants, but they can occur at any age.Anal fissures are also common among women who have recently given birth and people who have inflammatory bowel disease.n anal fissure is a small tear or split in the lining of the anal canal. Anal fissures are common among infants, but they can occur at any age.
The cumulative number of estimated AIDS cases in the U.S. is estimated to be 1.8 million. Over 1.1 million people are estimated to be currently living with HIV in the U.S. About 50,000 people are infected with HIV in the U.S. each year, a number which has remained fairly steady over the last decade.
In the United States: According to the Centers for Disease Control and Prevention (CDC), there are between 800,000 and 900,000 people living with HIV. Through December 2000, a total of 774,467 cases of AIDS have been reported to the CDC; of this number, 448,060 persons (representing 58% of cases) have died.