A Ab bs st tr ra ac ct t We describe a rare variant of papillary thyroid carcinoma (PTC), the Cribriform-Morular Variant (C-MV).A handful of cases have been described in the literature of this entity.They exhibit the morphologic features of a distinctive papillary neoplasm along with solid, cribriform, and squamoid-morular areas.The cribriform and morular features make this a separate entity which could be mistaken for a high grade aggressive thyroid neoplasm.These lesions are usually associated with familial adenomatosis polyposis (FAP) but rarely may be sporadic.We report three cases that we have encountered.K Ke ey y w wo or rd ds s thyroid neoplasm, papillary thyroid carcinoma, cribriform, squamoid, morular A Au ut th ho or r b bi io og gr ra ap ph hy y Shylashree Chikkamuniyappa, MD, is a final year Anatomic/Clinical pathology resident at Univ TX Hlth Sci Ctr at San Antonio.She is serving as the Chief resident in the department and serving on various institutional and national committees.She is currently working on several research projects with faculty and presented at national meetings.She will pursue her fellowship in hematopathology for the next 2 years.
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Chikkamuniyappa et al. (2004) studied this question.