esthesioneuroblastoma


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esthesioneuroblastoma

[es¦thē·zē·ō¦nu̇r·ō‚bla′stō·mə]
(medicine)
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Also known as esthesioneuroblastoma, this neuroendocrine malignancy arises from the olfactory epithelium of the superior nasal cavity.
Following is coverage of pituituary tumors, olfactory groove meningiomas, esthesioneuroblastoma, clival lesions, and anterior skull base defects reconstruction, among other topics.
Esthesioneuroblastoma is not a member of the primitive peripheral neuroectodermal tumour-Ewing's group.
Sebire had esthesioneuroblastoma, tumors in her nasal and sinus cavity that disfigured her face and caused blindness, according to the AP.
Lesions included adnexal neoplasm, ameloblastic fibro-odontoma, basal cell carcinoma, benign fibrous histiocytoma, blue nevus, chondrosarcoma, compound nevus, epithelioma adenoides cysticum, esthesioneuroblastoma, Ewing sarcoma, fibrosarcoma, giant cell granuloma, granulocytic sarcoma, hemangioma, hemangiopericytoma, Langerhans cell histiocytosis, lymphangioma, lymphoma, melanoma, neuroblastoma, neurofibroma, ossifying osteofibroma, osteochondroma, osteosarcoma, port wine stain, rhabdomyosarcoma, Spitz nevus, and xanthogranuloma.
The differential diagnosis for SNUC spans lymphoma, esthesioneuroblastoma, melanoma, squamous cell carcinoma, rhabdomyosarcoma, and nasopharyngeal-type undifferentiated carcinoma.
1 It may be mistaken for esthesioneuroblastoma because of its neuroectodermal histologic component and features of cribriform plate transgression.
To assist in formulating a prognosis, Miyamoto et al developed a staging system based on the Hyams pathologic grading system and the Kadish staging system for esthesioneuroblastoma.
Resection of the anterior fossa floor has also been described for malignant growths such as meningiomas, esthesioneuroblastoma, orbital tumors, and other paranasal tumors.
However, the final pathologic diagnosis 2 weeks later indicated that the polypoid mass was an esthesioneuroblastoma (figure, D).
The differential diagnosis includes glomus jugular tumors, cerebellopontine angle tumor, malignant melanoma, esthesioneuroblastoma, undifferentiated carcinoma, lymphoma, and plasma cell granuloma.