A 24-year-old male presen...

A 24-year-old male presented with a complaint of hard and mobile lymph nodes located under the jaw, along with swelling in triangular areas of the neck. Upon initial inspection, no significant clinical indicators were observed. However, upon palpation, swelling and tenderness in the salivary glands were noted. The patient has a history of chronic pharyngitis persisting for the past five months, which has not shown any signs of relief. Kindly suggest an appropriate diagnosis and treatment.