A young patient has a midline, tender swelling in neck occurring after an attack of sore throat. The diagnosis is:: (A) Acute thyroiditis, (B) Thyroglossal cyst, (C) Subacute thyroiditis, (D) Toxic goiter
Answer is C. Diagnosis in this case is acute thyroiditis. Acute thyroiditis is preceded by respirstory symptoms like sore throat and in young patient.