Cdc dating abuse fact sheet
and is frequently associated with adverse effects—where zidovudine is used, about 70% of cases result in adverse effects such as nausea (24%), fatigue (22%), emotional distress (13%) and headaches (9%).
If replacement feeding is acceptable, feasible, affordable, sustainable, and safe, mothers should avoid breastfeeding their infants; however exclusive breastfeeding is recommended during the first months of life if this is not the case.
If a woman is untreated, two years of breastfeeding results in an HIV/AIDS risk in her baby of about 17%. Due to the increased risk of death without breastfeeding in many areas in the developing world, the World Health Organization recommends either: (1) the mother and baby being treated with antiretroviral medication while breastfeeding being continued (2) the provision of safe formula.
Lentiviruses share many morphological and biological characteristics.
Because of its relatively poor capacity for transmission, HIV-2 is largely confined to West Africa.
After the virus enters the body there is a period of rapid viral replication, leading to an abundance of virus in the peripheral blood.
The mechanism of CD4 T cell depletion, although apoptosis may also be a factor.
The risk from sharing a needle during drug injection is between 0.63 and 2.4% per act, with an average of 0.8%.During primary infection, the level of HIV may reach several million virus particles per milliliter of blood. This weakens the immune system and allows opportunistic infections.T cells are essential to the immune response and without them, the body cannot fight infections or kill cancerous cells.The risk of acquiring HIV from a needle stick from an HIV-infected person is estimated as 0.3% (about 1 in 333) per act and the risk following mucous membrane exposure to infected blood as 0.09% (about 1 in 1000) per act.