Tissue Sampling Gastrointestinal Cytology Brushes Bronchial Cytology Brushes Transbronchial Needles Disposable Biopsy Forceps Reusable Biopsy Forceps Cytology: Cytology is the process of taking cell specimens for analysis. This is usually done after a suspicious site has been identified endoscopically. Note that suspicious sites can be located in the gastrointestinal tract or in the bronchial tree (upper […]