The presence of isolated single cells is very suggestive of infiltrative carcinoma, but I have seen aspirates from pure DCIS that contain these isolated cells.

• 此例中细胞单一、分散更支持是侵润性的癌，但是我曾经在一例乳腺导管原位癌的穿刺涂片中也看到这样孤立单一的细胞。