Distinguishing #UsualEpithelialHyperplasia from #DCIS can be tricky. Hope this helps you 😉🔬
#pathology
#BreastPath

#UsualEpithelialHyperplasia doesn’t get more florid than this.
#Cytokeratin5 positive.
#ER variable.
Note that the apocrine cells next door are CK5 and ER negative.
#BreastPath
#pathology
#BlueskyPath
😉