Talk to Sexologist on Std. Urethra Inflammation

i did sex before 2 years i got some problems. Burning inflammation in urethra when press from testical side then feel pain. erectile dysfunction dry semen testicals lost weight like everytime down and akin of testis rashes type diahera vomiting nausea white coated tongue lost of appetite weight lost nose inflammation rashes occurs on penis shaft but now removed went for tests after 3 months aftwr 6 months after 12 months after 18months all stds test r negative crp negative urine culture non bectaria semen culture non bacteria hiv negative hcv negative hsb negative vdrl negative cbc normal limit TSH normal stool test normal stool culture normal i have huge file i cant understand what is my disease i was healthy but after sex i m weak its std kindly if anyone know what is my disease or what type of test i should have to done let me know so i could visit that doctor. Thanks.