[27] One slide is air-dried for on-site interpretation, the other slide is fixed in ethanol for Papanicolaou staining. Any remaining material goes into a fixative or cell preservative for later ...

Slides are typically fixed in Papanicolaou's fixative and stained ... It is also useful to use a rapid stain, such as Diff-Quik and examine the slides at the time of aspiration to assess adequacy ...