Nasopharyngeal carcinoma classification: Difference between revisions
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Revision as of 02:56, 27 November 2017
Nasopharyngeal carcinoma Microchapters |
Differentiating Nasopharyngeal carcinoma from other Diseases |
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Diagnosis |
Treatment |
Case Studies |
Nasopharyngeal carcinoma classification On the Web |
American Roentgen Ray Society Images of Nasopharyngeal carcinoma classification |
Risk calculators and risk factors for Nasopharyngeal carcinoma classification |
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]Faizan Sheraz, M.D. [2]
Overview
Nasopharyngeal carcinoma may be classified according to microscopic features into 3 subtypes: keratinizing squamous cell carcinoma, nonkeratinizing carcinoma, and undifferentiated type.
Classification
Histologic classification
World Health Classification (2005) for NPC:[1]
Type | Histology | Description | EBV | Prevalence | Prognosis |
---|---|---|---|---|---|
1 | Keratinizing SCC | graded poorly-well-differentiated | -ve | bad | |
2a | Nonkeratinizing carcinoma, differentiated | well defined cell borders & tumor nest borders | +ve | good | |
2b | Nonkeratinizing carcinoma, undifferentiated | sheets/syncytial, vescicular nuclei, prominent nucleoli, pink cytoplasm | most common | ||
3 | Basaloid SCC | mimics basal cell carcinoma | least common |
References
- ↑ Nasopharyngeal carcinoma http://librepathology.org/wiki/index.php/Nasopharyngeal_carcinoma