Brush Cytology

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A study of cells obtained by brushing an epithelial surface—e.g., bronchi, GI tract, bladder
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Analysis of false-negative diagnoses on endoscopic brush cytology of biliary and pancreatic duct strictures.
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.
Brush cytology nasal probes were taken from 194 male, nonsmoking customs officers twice a year (January and July) over a period of 5 years.
He reported on seven patients with biliary strictures who underwent ERCP brush cytology with immunostaining for nuclear telomerase activity; four had cholangiocarcinoma.
There is a statistically significant association seen between the findings of brush cytology and biopsy report (P<0.05), showing that brush cytology findings are associated with biopsy findings.
Compared with standard forceps and brush cytology, miniforceps biopsies have the highest sensitivity, accuracy, and negative predictive value.
[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.
The aim of this retrospective analysis is to evaluate the diagnostic yield of endobronchial biopsy, bronchial washings, bronchial brush cytology and cell block of bronchial washings singly and in different combinations for pathological diagnosis of lung cancer in two subsets of patients--those with and without an endobronchially visible growth.
4 cases were found to be false negative on brush cytology, though not a single case of false positive was found.
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.