Papillary squamous cell carcinoma
Reviewer: Deepali Jain, M.D. (see Reviewers page)
Revised: 16 January 2013, last major update September 2012
Copyright: (c) 2003-2013, PathologyOutlines.com, Inc.
● Rare, well differentiated squamous cell carcinoma characterized by papillary, exophytic growth pattern and hyperkeratosis (WHO)
● 75 year old woman with endobronchial tumor (Ann Diagn Pathol 2005;9:284)
Head and neck (not lung): papillary squamous cell carcinoma with individual, delicate finger-like projections with fibrovascular cores (left); cytologically atypical epithelium lines the papillary projections (right upper); ‘koilocytic atypia’ and keratosis are common (right lower)
End of Lung tumor > Other carcinoma > Papillary squamous cell carcinoma
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