key morphologic features included ( 1 ) cellular smears , ( 2 ) single cells , loose aggregates and cohesive groups of cells bathed in a mucinous background , ( 3 ) single cells displaying nuclear eccentricity and ( 4 ) little variation in nuclear size or shape , with bland-to-accentuated chromatin and rare nucleoli .
C0007634
cells
C0007609
nucleoli