Verrucous carcinoma in external auditory canal: Presentation of an extremely rare case

Abstract

Verrucous carcinoma is a variant of squamous cell carcinoma. It is of low grade malignancy and rarely present with distant metastasis. Oral cavity is the commonest site of this tumor, other sites are larynx, oesophagus, and genitalia. Verrucous carcinoma in external auditory canal is extremely rare. This is the presentation of a 45-year-old woman who came to the ENT and Head Neck Surgery department of Delta Medical College with discharg from left ear and impairment of hearing on the same side for 7 years. Otoscopic examination showed that the skin of external auditory canal was thickened, papillary and blackish. External auditory canal bone was found eroded. Cytology from external auditory canal scrap showed hyperkeratosis and parakeratosis. Excision of the external auditory canal mass was done under G/A. Whole skin from external auditory canal was excised under microscope. Split thickness skin grafting was done in external auditory canal. The specimen was sent for histopathological examination which revealed as verrucous carcinoma. Subsequently, she was treated by radiotherapy. Six months follow-up shows no recurrence.