نتایج جستجو برای: liquid based cytology preparations
تعداد نتایج: 3168507 فیلتر نتایج به سال:
Liquid Based Cytology (LBC) has replaced Papanicolaou standard cytology due to its practical advantages. Our study aimed to analyze the diagnosis correlations and differences between the conventional and liquid based cytology. The study group has been composed by 104 patients, diagnosed in the Laboratory of Cytology, Galati County Hospital, Romania by using both methods on the same patients gro...
T claim by Eduardo Franco and colleagues that “nearly half of specimens [cervical smears] yield falsenegative results” is misleading, as are several of their claims regarding the value of liquid-based and automated cytology. Most studies quote a falsenegative rate of approximately 1–5%. Any laboratory with a 50% falsenegative rate would be shut down. Liquid-based preparations are not free of dr...
OBJECTIVE The aim of this study was to determine the prevalence of cervical Chlamydia trachomatis infection by polymerase chain reaction (PCR) in urban women undergoing routine cervical cytological screening and to investigate the relationship with age, cytology, smoking status and concurrent human papillomavirus (HPV) infection. METHODS A total of 996 women (age range 16-69 years) attending ...
OBJECTIVE To compare the performances of Papanicolaou test (PapTest) and of a new liquid-based cytology method, DNA-Citoliq System (DCS), in a high-risk population, with histology confirmation. METHODS Paired specimens of exfoliated cervical cells were collected under split-sample protocol. All patients were submitted to colposcopy and a biopsy taken when any atypical transformation zone was ...
This video demonstrates Shidham's method for preparation of cell blocks from liquid based cervicovaginal cytology specimens containing individually scattered cells and small cell groups. This technique uses HistoGel (Thermo Scientific) with conventional laboratory equipment. The use of cell block sections is a valuable ancillary tool for evaluation of non-gynecologic cytology. They enable the c...
Context/Background: Oral cytology has come long way from its primitive Papanicolau days. Liquid Based cytology has shown significant advantages over conventional exfoliative cytology. However, LBC requires expensive automated devices and materials which might not be affordable for many cytopathological laboratories in countries with limited resources. Manual liquid Based Cytology (MLBC) is a te...
BACKGROUND Few studies have addressed the timing of cervical cytologic abnormalities and human papillomavirus (HPV) positivity during the course of an infection. It remains largely unknown how infections detected by HPV and cytology wax and wane relative to each other. The aim of this analysis was to assess the longitudinal relationship of abnormal cytology and HPV positivity in a 7-year prospe...
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