I did protected sex with prostitute on 10 jul 2012 , and got fever on 7 aug 2012 with highly cough & headache ,i took medicine and fever went away , but but headache and cough was present ,after 3-4 day of coughing in morning coughing up blood then went to doctor and dignosed with chest cold ,it was rainy day and also temprature was low , then took medicine and cough went away. now today after 3 months of exposure feel two swollen lymph nodes in neck behind the ear , I have hiv symptoms ????????