منابع مشابه
Demonstration of C trachomatis in colposcopic cervical biopsy specimens
The results of a study of a screening test for urinary tract infection (UTI) in infants under 18 months is reported. Two hundred and forty three urine specimens were tested in the laboratory using AMES Multistix 8SG reagent strips read by photometer. The strips included three potential markers for urinary tract infection: leucocyte esterase, nitrite, and protein. The predictive value of a posit...
متن کاملThe borderline cervical smear: colposcopic and biopsy outcome.
AIMS To review the outcome of women referred with smears showing borderline nuclear change (BNC), and to determine any differences in outcome if BNC was persistent, preceded by dyskaryosis, or followed treatment for cervical intraepithelial neoplasia (CIN). In addition, to determine criteria that might permit delineation of a BNC subtype, predictive of CIN. METHODS The records of 178 women re...
متن کاملFalse negative rate in cervical cytology.
All women in Nijmegen, The Netherlands, with a histological diagnosis of severe dysplasia, or carcinoma in situ, or invasive carcinoma were investigated to see whether they had participated in a population screening programme. Within two years of diagnosis of a negative cervical smear, 45 women were found to have histologically confirmed severe epithelial abnormality of the cervix. From the sam...
متن کاملEstimating false positive and false negative error rates in cervical cell classification.
The performance of a cell recognition system on unknown data is often estimated in terms of its error rates on a test set. This paper investigates methods for producing estimates of error rates in cervical cell classification. Classification performance curves calculated using these methods are given for several classification schemes used to classify 1500 cervical cells.
متن کاملارزیابی میزان حساسیت آزمون غربالگری پاپ اسمیر توسط مطالعات کولپوسکوپیک در بیمارستان شریعتی، 76-1374
259 consecutive colposcopic examinations were done at colposcopic unit in Shariati Hospital during 1995-97. 58 cases were omitted due to lack of biopsy report. There were 167 cases of concordance and 34 cases of discordance between results of pap test colposcopic directed biopsy in these cases. We evaluated the value of pap test as a screening test versus colposcopic directed biopsy and found s...
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ژورنال
عنوان ژورنال: BMJ
سال: 1988
ISSN: 0959-8138,1468-5833
DOI: 10.1136/bmj.296.6620.499-c