Having Fear of HIV. Look at this matter!

Sir Actually I Had a Anal & Oral Sex With a Boy In The Month Of June the Same Year...After That I Have Went Fir The HIV Test in The Month of July & September The Reports Are Negative...But I Have Pink Patches On My Body Mainly On The Hands & Palm And Even My Weight Is Reducing...I Don't Know Why...Last Month My Weight Was 77.8 & Now It is 76.8 and There is Continous Burning Sensation in My Stomach From Last 20 Days & Even The Sore Throat Problem Is Also There...Sir I Have Went For The Whole Body Checkup & Deficiency of Iron & Vitamin D Is There & Even I went to The Dermatologist after  I Have Seen The HIV Report In The Month Of July That Every Thing Is Normal...Than The Dermatologist Dr Told Me That It Is Pythasis Roseia & Take The Medicines Of It But Somewhere In Mind I have The Fear That It is HIV...So Please Look At This Matter