A physical examination can determine whether hoarseness is caused by a respiratory tract infection.
Patients with lasting hoarseness (especially smokers) will need to see an ear, nose, and throat doctor (otolaryngologist) for tests of the throat and upper airway.
Cummings CW, Flint PW, Haughey BH, et al. Otolaryngology: Head & Neck Surgery. 4th ed. St Louis, Mo; Mosby; 2005.
Rakel P, ed. Conn’s Current Therapy 2007. 59th ed. Philadelphia, Pa: WB Saunders; 2007.