From:  Malignant tumors of the external auditory canal: diagnosis, treatment, genetic landscape, biomarkers, and clinical outcome

Symptoms of patients with EAC tumors

Symptoms
Fullness
Otalgia
Otorrhea/purulent ear discharge
Bleeding
Hearing loss
Pruritus
Tinnitus
Presence of mass/lump/ulceration
Facial weakness
Facial palsy
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