Category N- Not symptomatic (no signs or only one of category A) Category A- Mildly symptomatic (two or more from the list below, none from B or C) o Lymphadenopathy o Hempatomegaly o Splenomegaly o Dermatitis o Parotitis o Recurrent or persistent upper respiratory infection, sinusitis, or obitis media Category B- Moderately symptomatic (other than the ones in A or C) o Anemia, neutropenia, thrombocytopenia o Bacterial meningitis, pneumonia, sepsis - Candidiasis, oropharyngeal o Cardiomyopathy o Diarrhea, recurrent or chronic o Hepatitis o Herpes simplex...