نتایج جستجو برای: liquid based cytology preparations

تعداد نتایج: 3168507  

Journal: :Romanian journal of morphology and embryology = Revue roumaine de morphologie et embryologie 2014
Nicoleta Simion Irina Draga Căruntu Elena Roxana Avădănei Raluca Balan Cornelia Amălinei

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...

Journal: :CMAJ : Canadian Medical Association journal = journal de l'Association medicale canadienne 2001
E Ellison

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...

Journal: :Cytopathology : official journal of the British Society for Clinical Cytology 2009
H Keegan F Ryan A Malkin M Griffin H Lambkin

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 ...

Journal: :Gynecologic oncology 2005
Adhemar Longatto Filho Sônia Maria Miranda Pereira Celso Di Loreto Maria Lúcia Utagawa Sérgio Makabe Marina Yoshiê Sakamoto Maeda José A Marques Carmen L F Santoro Adauto Castelo

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 ...

2009
George M. Varsegi Vinod Shidham

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...

2015
Sudhir Mishra Jagadish Hosmani Nandini Manoli Ramakant Nayak

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...

Journal: :The Journal of infectious diseases 2012
Sarah Coseo Markt Ana C Rodriguez Robert D Burk Allan Hildesheim Rolando Herrero Sholom Wacholder Martha Hutchinson Mark Schiffman

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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