System: Lower Respiratory : Lung: Neoplastic: Squamous Cell Carcinoma, Basaloid Variant
normal respiratory epithelium on top Image
solid blue closely packed well demarcated nodules Image
jigsaw arrangement; pink material in balls Image
2 Image
focal overt squamous differentation with keratinization merges into the basaloid component Image
resembles solid variant of adenoid cystic carcinoma Image