Cytology meaning in biology

What is cytology used for?

Cytology is the exam of a single cell type, as often found in fluid specimens.
It's mainly used to diagnose or screen for cancer.
It's also used to screen for fetal abnormalities, for pap smears, to diagnose infectious organisms, and in other screening and diagnostic areas.

What is the importance of Cytology?

Cytology is important in modern-day medicine as well.
Cytological tests are used to observe human cells to determine the risk of abnormalities and cancer.
The Pap smear test looks at cells as opposed to pieces of tissue and is used to screen women for cervical cancer.