Primary Prophylaxis: Indications. 1  Prophylaxis should be administered to all HIV-infected patients with a CD4 count of <200 cells/ÂµL, a history of an AIDS-defining illness, or a history of oral thrush. PCP prophylaxis also is indicated for patients with CD4 counts of >200 cells/ÂµL in the presence of a CD4 percentage <14%.
Incubation Period. The incubation period depends on the causative agent. For example the incubation period of meningococcal meningitis is 2-10 days while the incubation for hemophilus meningitis is much shorter ranging from 2-4 days.However the range of incubation for most organisms causing meningitis is 2 days to 2 weeks. Viral meningitis-The most common but less serious form of meningitis. 2  Enteroviruses are the most common viral cause of meningitis in the US. 3  Coxsackie, herpes virus, arbovirus, measles and varicella are other common meningitis causing viruses.
Bacterial Meningitis Incubation Period. Bacterial meningitis is a life-threatening disease that comes on quickly. Having knowledge about its causes, symptoms, incubation period and treatment methods will be helpful to you.Advertisement. The human brain and the spinal cord are covered with protective membranes known as meninges.The inflammation of these meninges by bacteria or virus is known as meningitis. Depending on the cause, meningitis is divided into two types: bacterial meningitis and viral meningitis. An Overview on Bacterial Meningitis.acterial meningitis is a life-threatening disease that comes on quickly. Having knowledge about its causes, symptoms, incubation period and treatment methods will be helpful to you.