نتایج جستجو برای: negative predictive value npv

تعداد نتایج: 1317488  

2009

In a consecutive series of 26 previously operated patients diagnosed with cerebral glioma, magnetic resonance spectroscopy (MRS), 2-((18)F) fluoro-2-deoxy-D-glucose positron emission tomography (FDG-PET), and perfusion MRI (MRP), were performed at follow-up to distinguish recurrence from radiation necrosis, and to identify tumour upgrading. Discrepancy between techniques was observed in 9 cases...

Journal: :galen medical journal 0
roksana darabi department of obstetrics and gynecology, bouali hospital, islamic azad university, tehran medical branch, iran. mitra mohit department of obstetrics and gynecology, bouali hospital, islamic azad university, tehran medical branch, iran. hengameh mohammadkhani student research committee, tehran medical branch, islamic azad university, tehran, iran fathemeh mohammadyari department of obstetrics and gynecology, bouali hospital, islamic azad university, tehran medical branch, iran. soheila yadollah-damavandi student research committee, tehran medical branch, islamic azad university, tehran, iran

abstract background: abnormal uterine bleeding (aub) is one of the most common complains in women of any age seeking gynecologic health care and needs early diagnosis and proper management due to its impacts on the quality of life. this study was conducted to investigate the cut-off value of endometrial thickness (et) by trans-vaginal ultra-sonography (tvus) and evaluate its accuracy in the dia...

2016
Fanny Löfvenberg Martin Salö

Objective. To evaluate the performance of ultrasound in pediatric appendicitis and the integration of US with the pediatric appendicitis score (PAS) and C-reactive protein (CRP). Method. An institution-based, retrospective study of children who underwent abdominal US for suspected appendicitis between 2012 and 2015 at a tertiary pediatric surgery center. US results were dichotomized, with a non...

Maliheh Khoddami, Manigeh Garooni Anaraki Maryam Farzaneh

Background and Objective: This study was undertaken to assess the ability of standard urinalysis (UA) and hemocytometer white blood cell (WBC) counts for the diagnosis of urinary tract infection (UTI) in patients with urinary symptoms. Materials and Methods: A total of 600 patients with symptoms of urina...

Journal: :Revista do Colegio Brasileiro de Cirurgioes 2011
Otávio Monteiro Becker João Luiz Moreira Coutinho Azevedo Otávio Cansanção de Azevedo Octávio Henrique Mendes Hypólito Susana Abe Miyahira Gustavo Peixoto Soares Miguel Afonso Cesar Cabral Guedes Machado

OBJECTIVE To assess the effectiveness of the Veress needle puncture in the left hypochondrium and the accuracy of the tests described for the intraperitoneal correct positioning of the tip of the Veress needle in an unselected population. METHODS Ninetyone patients consecutively scheduled for Videolaparoscopy had the abdominal wall punctured in the left hypochondrium. There were no exclusion ...

2016
Sezgin Okcelik Hasan Soydan Ferhat Ates Ufuk Berber Hasan Saygin Güner Sönmez Kenan Karademir

OBJECTIVE To analyze the contribution of multiparametric MRI and PCA3 assay, predecision of initial biopsy in PSA level between 3-10 ng/mL patients with normal digital rectal examination(DRE). MATERIALS AND METHODS PSA level 3-10 ng/mL, patients, with normal DRE results and no previous prostate biopsy history, were included in this study. Each patient underwent multiparametric MRI one week be...

Journal: :international journal of reproductive biomedicine 0
tajossadat allameh fereshteh mohammadizadeh

background: according to age, history and physical examination findings, there are different diagnoses including anatomic lesions for abnormal uterine bleeding (aub). in these conditions, hysteroscopy can be performed as a diagnostic and therapeutic procedure. objective: the aim of this study was defining the diagnostic value of hysteroscopy in evaluating uterine cavity in patients with aub com...

Journal: :Clinical chemistry 2015
Petra Hillinger Raphael Twerenbold Cedric Jaeger Karin Wildi Tobias Reichlin Maria Rubini Gimenez Ulrike Engels Oscar Miró Jasper Boeddinghaus Christian Puelacher Thomas Nestelberger Michèle Röthlisberger Susanne Ernst Katharina Rentsch Christian Mueller

BACKGROUND Combined testing of high-sensitivity cardiac troponin T (hs-cTnT) and copeptin at presentation provides a very high-although still imperfect-negative predictive value (NPV) for the early rule-out of acute myocardial infarction (AMI). We hypothesized that a second copeptin measurement at 1 h might further increase the NPV. METHODS In a prospective diagnostic multicenter study, we me...

Journal: :Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology 2014
Maaike G Dijkstra Dirk van Niekerk Dorien C Rijkaart Folkert J van Kemenade Daniëlle A M Heideman Peter J F Snijders Chris J L M Meijer Johannes Berkhof

BACKGROUND High-risk human papillomavirus (hrHPV) testing has higher sensitivity but lower specificity than cytology for cervical (pre)-cancerous lesions. Therefore, triage of hrHPV-positive women is needed in cervical cancer screening. METHODS A cohort of 1,100 hrHPV-positive women, from a population-based screening trial (POBASCAM: n = 44,938; 29-61 years), was used to evaluate 10 triage st...

Hindra Irawan Satari, Melita Adiwidjaja, Murti Andriastuti,

Background: Iron deficiency (ID) is the most common micronutrient deficiency in the world. If left untreated, ID will lead to iron deficiency anemia (IDA) and other irreversible consequences. The American Academy of Pediatrics recommended reticulocyte hemoglobin content (Ret-He) as an alternative laboratory examination to screen and detect ID. We aimed to compare Ret-He with other laboratory pa...

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