T2 N2B M0 tonsil squamous cell carcinoma on OPTIMA protocol. There is no measurable residual right palatine tonsil tumor. There is no significant residual cervical lymphadenopathy. For example, a right level 2A lymph node measures 9 x 13 mm, previously 8 x 16 mm. There are secretions in the right vallecula. The thyroid and salivary glands are unchanged. The osseous structures are intact. The imaged intracranial structures and orbits are unremarkable.
1. Marked decrease in size of the right palatine tonsil tumor, without measurable disease. 2. Decrease in size of the right cervical lymphadenopathy.