Your preliminary history and reports are suggestive of Noise induced hearing loss;Kindly mention history of any noise exposure ,excessive ear phone use,usage of other ototoxic drugs;
Next Steps
it would be better if you do Repeat PTA with speech discrimination, tone decay test,SISI test ,
Health Tips
avoid ear phone usage,loud sounds
-Check your BP,RBS,VIT D,
B12 LEVELS
tinnitus retraining therapy,Tinnitus masking hearing aid can be tried