Abstract
BACKGROUND: Small cell undifferentiated (neuroendocrine) carcinomas in head and neck region is extremely uncommon neoplasm. These belong to the group of other blue cell tumors. CASE REPORT: An 11 year's girl presented with swelling in right cheek since 3 months, watering of right eyesince2 months & bleeding since1 month. Examination revealed soft to firm mass in inferior meatus and was bleeding on touch. CT scan showed heterogeneous density in maxillary antrum. Biopsy was done. Histopathologically, diagnosis of Small cell carcinoma- undifferentiated (neuroendocrine) type of maxillary sinus was made. CONCLUSION: These neoplasms of the nasal and paranasal sinuses are locally aggressive and have propensity for multiple local recurrences, and thus, early diagnosis and local control may be important for INTRODUCTION: Small cell undifferentiated (neuroendocrine) carcinoma in the head and neck region arises primarily from salivary glands, mainly parotid as well as in larynx, but rarely/uncommonly in the sino-nasal region 3. The common neoplasms in the sino-nasal tract are squamous cell carcinoma, followed by Adenocarcinoma which is seen in older age, associated with history of smoking and chronic sinusitis. This case is presented because of its rarity in the younger age.
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