1.is it possible to have both hiv1 and hiv2 at the same time ? 2.Is it possible to have a zero cd4 count but an undetectable viral load? 3.If the test for hiv2 shows positive as well as hiv1 with no cd4 count available in the blood but with an undetectable viral load,what type of medication should one be given? 4.I have had bleeding gums the last 2 years despite taking medication,what could be the cause? 5.After taking a an hiv grug called duovir and aluvior i lose my apepite and always have a running stomach,what could the problem be ? 6After having a running stomach for a short period, I then experience constipation of up to 8 days but i feed normally, what could be the problem ?