Sore throat. Test of throat if needed?

I have white patches on my throat wall . This white patch look like fresh injury like we get when we fell and top layer of screen get removed. Mainly on both sides of throat wall. Small white spot on left tonsill and it is swollen too.little pain I feel when I eat spicy food.no fever,no cough,no cold, no stomach problem, no acidity.underwent laryngoscopy, doctor said vocal cord, tonsills all normal.TLC value is 10700.. Doctor said don't see your throat in mirror..i consulated 2 ent and both said it is infection. Eating medicines from last 25 days, but no relief. All STD test are normal.Oral HPV test not covered.please tell is it normal to have this white patches on throat or any serious thing? Please tell any test of throat if needed? Attaching pics of throat.please suggest something what to do. I am depressed.