Ethyl alcohol (95%) is the most commonly used fixative in cytology.
The cytology samples are processed commonly by direct smear, centrifugation, cytocentrifugation, liquid-based preparation, Millipore technique and cell block..
The Cytology Laboratory evaluates specimens from various body sites for the detection of cancer, precancerous changes and other benign conditions..
Aspiration cytology
The most famous ones are FNA, fine needle aspiration biopsy (FNAB), and needle aspiration biopsy cytology (NABC).
All of them mean the same thing; aspirating cellular material using a fine needle to make a diagnosis..
The Pap smear is a common cytologic evaluation that looks at cells from the cervix.
Some other examples include: Cytology exam of fluid from the membrane around the lungs (pleural fluid) Cytology exam of urine..
How accurate is a urine cytology test.
Urine cytology is associated with a significant false-negative rate, especially for low-grade carcinoma (10-50% accuracy rate).
The false-positive rate is 1-12%, although cytology has a 95% accuracy rate for diagnosing high-grade carcinoma and CIS.
Urine cytology is often the test used for diagnosis of CIS.
