Pain in the Neck

A 22 year old otherwise healthy male presents to the emergency department with chief complaint of neck pain. He reports having a runny nose, sore throat, and productive cough for the past week that has since improved. Two hours prior to arrival he says the skin over his neck began to feel painful to touch, worsened by coughing and swallowing. Also endorses associated feeling of "warmth." 

On review of systems he endorses mild shortness of breath and chest pressure. He denies nausea, vomiting, diarrhea, headache, or rash.

A chest x-ray with PA and lateral views was obtained and is shown below: 

What is the diagnosis?

How would you manage this patient? 

Please leave a comment below and share your thoughts. 

The diagnosis for this case will be posted in approximately 1 week.