Dear doctor i am samy 28 years old marriad man and father of my 2 little sons my question is that i dont have any sex contacts around 6 years and i have test hiv many times during this 6 years but all was negative suddenly last year i was donating blood to my friend and the doctor come told me you hiv positive i said how because i have test many time around this 5 years all was negative and i didnt have any sexual contact during this five years no sympton at all even my wife and sons doctor said i dont know so after i 2 test in a private clinic 1 rapid test and 2 each blood cell test but all come back negative. and after six months agian i test negative. so i dont know that i am positive or negative please help