The physical exam findings for patients presenting with a cold is commonly unremarkable, but it should be completed.

A physical exam reveals a temperature of 37.1°C, a heart rate of 74, a blood pressure of 125/82, and a respiratory rate of 16.

No Fever?

The patient has some pain on palpation over the maxillary sinus

Review of Paranasal Sinus Anatomy

Examination of the oropharynx reveals pharyngeal erythema No tonsillay enlargement is noted.

Nasal speculum exam reveals erythematous and swollen turbinates. You also see purulence in the middle meatus using your otoscope. No polyps or septal deviation is noted.

Palpation of the neck does not reveal any enlarged or tender lymph nodes

Auscultation of the patients chest reveals coarse crackles. An an astute clinician, you ask the patient to cough and clear her throat. Re-auscultation of the chest reveals equal airway entry bilaterally with no crackles or wheezes, indicating no lower respiratory tract infection. (mucus in the trachea can cause course crackles that interfere with auscultation of the lungs).

You also examine the ears and eyes and do not see any redness or excess fluid.

Given the history and physical, what is the most likely diagnosis?