Ear Pain / Otalgia - Differential Diagnosis Algorithm Referred Otaliga: • Via Vagus or Glossopharyngeal Nerves • Nasopharyngeal, Oropharyngeal, Laryngeal, Hypopharyngeal Pain • Thyroiditis • Aerodigestive Tract Malignancy • Post-tonsillectomy Periauricular Otaliga: • TMJ Pathology • Parotiditis External Auditory Canal: • Otitis Externa • Osteomyelitis of Temporal Bone • Herpes Simplex Zoster (Ramsay Hunt Syndrome if Facial Nerve Paralysis) • Furunculosis Mastoid: • Mastoiditis Auricle: • Cellulitis/perichondritis • Trauma (Frostbite, Auricular Hematoma) • Autoimmune (Relapsing Polychondritis) Abnormal Tympanic Membrane: • Acute Otitis Media • Barotrauma • Traumatic Perforation Ulceration/ Abnormal Tissue Growth: • Squamous Cell Carcinoma • Sarcoma • Cholesteatoma (Typically Otorrhea) #EarPain #Otalgia #Differential #Diagnosis #Algorithm #Causes
