HI I have gone through your mail and as you said you have whitish patches in your throat,stuffyness and blocked nose, soreness in throat,and painful degulitition.by considering these symptoms, I am suspecting that you are having acute upper respiratory tract
infection involving nose and paranasal sinuses
,throat, may be involving tonsils also,for managing your this problems you should go for these basic investigations- (1) C.T.scan of paranasal sinuses (2) Culture & sensitivity of throat swab (3) X-Ray chest (4) Blood-CBC, ESR
, bood sugar (5) urine-routine and microscopic. beside this good clinical examination by your E.N.T.doctor is recomonded to collect relevent clinical findings and by there co-relation with investigations will made us to reach the correct diagnosis than only final treatment is possible. Thanks.