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Sinonasal Clear Cell Adenocarcinoma

Sinonasal Clear Cell Adenocarcinoma Case Reports A Case Report Shahrzad Negahban, M.D., Yahya Daneshbod, M.D., M.I.A.C., Bijan Khademi, M.D., Ali-Reza Rasekhi, M.D., and Hossein Soleimanpour, M.D. Background ost adenocarcinomas affecting the head and neck region arise Mfrom major or minor salivary glands or closely related sero- Nonsalivary adenocarcinomas are the most interesting tumors found in the mucinous glands. However, sinonasal adenocarcinomas are grouped sinonasal area. They are rare tumors arising from surface epithelium. The under the category of nonsalivary tumors, which is divided into high clear cell type of this tumor is even more rare. We present cytologic find- grade (intestinal type) and low grade adenocarcinoma. Diagnosing ings of clear cell sinonasal adenocarcinoma and related pitfalls. low grade sinonasal adenocarcinoma (LGSNA) is important be- Case cause it has a markedly better prognosis and, not rarely, is histolog- ically misdiagnosed as one of the A 52-year-old woman presented with salivary gland tumors. LGSNA a left-cheek facial mass of 3–4 years’ with clear cell change is very duration, with progressive enlarge- 1-4 We believe that collecting cytology, rare. The cytologic findings of ment, nasal discharge and discol- this tumor are not documented. oration of the lateral side of her left radiology, immunohistochemistry and We present http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Acta Cytologica Karger

Sinonasal Clear Cell Adenocarcinoma

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Publisher
Karger
Copyright
© 2011 S. Karger AG, Basel
ISSN
0001-5547
eISSN
1938-2650
DOI
10.1159/000325393
Publisher site
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Abstract

Case Reports A Case Report Shahrzad Negahban, M.D., Yahya Daneshbod, M.D., M.I.A.C., Bijan Khademi, M.D., Ali-Reza Rasekhi, M.D., and Hossein Soleimanpour, M.D. Background ost adenocarcinomas affecting the head and neck region arise Mfrom major or minor salivary glands or closely related sero- Nonsalivary adenocarcinomas are the most interesting tumors found in the mucinous glands. However, sinonasal adenocarcinomas are grouped sinonasal area. They are rare tumors arising from surface epithelium. The under the category of nonsalivary tumors, which is divided into high clear cell type of this tumor is even more rare. We present cytologic find- grade (intestinal type) and low grade adenocarcinoma. Diagnosing ings of clear cell sinonasal adenocarcinoma and related pitfalls. low grade sinonasal adenocarcinoma (LGSNA) is important be- Case cause it has a markedly better prognosis and, not rarely, is histolog- ically misdiagnosed as one of the A 52-year-old woman presented with salivary gland tumors. LGSNA a left-cheek facial mass of 3–4 years’ with clear cell change is very duration, with progressive enlarge- 1-4 We believe that collecting cytology, rare. The cytologic findings of ment, nasal discharge and discol- this tumor are not documented. oration of the lateral side of her left radiology, immunohistochemistry and We present

Journal

Acta Cytologica – Karger

Published: Jan 1, 2011

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