Brush Cytology

Also found in: Dictionary, Thesaurus, Encyclopedia.
A study of cells obtained by brushing an epithelial surface—e.g., bronchi, GI tract, bladder


the study of cells, their origin, structure, function and pathology.

aspiration biopsy cytology (ABC)
the microscopic study of cells obtained from superficial or internal lesions by suction through a fine needle.
brush cytology
examination of cells obtained from a mucosal surface using a cytological brush.
exfoliative cytology
microscopic examination of cells desquamated from a body surface or lesion as a means of detecting malignancy and microbiological changes, to measure hormonal levels, etc. Such cells may be obtained by such procedures as aspiration, washing, smear and scraping, and the technique may be applied to vaginal secretions, urine, abdominal fluid, prostatic secretion, etc.
References in periodicals archive ?
Some have used ancillary diagnostic tools, such as forceps biopsy and FISH, in conjunction with brush cytology (triple-modality testing), which has better sensitivity (82%) than brush cytology alone (sensitivity 27%).
All patients or their spouses gave written informed consent for the procedures after receiving an explanation of the risks and benefits of IDUS and endoscopic brush cytology, the alternatives, and associated therapeutic procedures.
Nasal brush cytology may be used as a simple and cheap method for the evaluation of the toxic effects of DEE on the nasal mucosa and as a biomarker in combination with epidemiologic surveys.
6-8] In our study, overall diagnostic yield was 62% with basic bronchoscopic methods such as BAL, brush cytology, and endobronchial biopsy.
Reliability of oupatient endometrial brush cytology vs biopsy in postmenopausal symptomatic women.
61% of BAL and Brush cytology correlated with FNA for diagnosis of squamous cell carcinoma.
A large study (n = 1118), (2) devoted specifically to biliary or pancreatic brush cytology, demonstrated a statistically significant difference (favorable to TP) in sensitivity and accuracy for TP specimens compared to conventional smear and cytospin preparations.
Lieberman RW, Henry MR--Colposcopy in pregnancy, directed brush cytology compared with biopsy Obs & Gynecol.
4 cases were found to be false negative on brush cytology, though not a single case of false positive was found.