نتایج جستجو برای: negative predictive value npv

تعداد نتایج: 1317488  

  Abstract   Background: Squamous cell carcinoma (SCC) constitutes the main oral malignancy .   Parallel to better understanding of molecular and genetic patterns of tumor behavior, more precise correlation of tumor markers such as Epidermal Growth Factor (EGF) and Laminin-5 are sought to estimate macroscopic and microscopic tumor status .   Methods: We conducted a cross-sectional study collect...

سبزقبایی, آنیتا, شجاعی, مجید , فریداعلائی, غلامرضا, ملکی راسته کناری, علی, کیقبادی خواجه, فاطمه, یوسفی فرد, محمود,

Background and purpose: The purpose of this study was to compare ultrasound and urine analysis and shock index with CT scan in the diagnosis of intraabdominal injury (IAI) in blunt abdominal trauma (BAT). Material and Methods: During 2011/3/21 to 2012/3/20, all adult patients with BAT presenting to the Emergency Department of Imam Hossain Hospital were studied. The sensitivity, specificity, po...

Journal: :European journal of echocardiography : the journal of the Working Group on Echocardiography of the European Society of Cardiology 1993
M Stanković S Kadijević M Todorić M Prcović Z Vucinić L Jovović B Stojnić

BACKGROUND The clinical implications of a negative multiplane transesophageal echocardiography (TEE) have not yet been reported. We aim to determine the negative predictive value (NPV) of a negative multiplane TEE in patients with suspected infective endocarditis (IE). METHODS AND RESULTS We identified 83 consecutive patients with suspected IE and negative multiplane TEE from our echocardiogr...

2010
Antonello Vidiri Antonino Guerrisi Raul Pellini Valentina Manciocco Renato Covello Oreste Mattioni Isabella Guerrisi Salvatore Di Giovanni Giuseppe Spriano Marcello Crecco

BACKGROUND To retrospectively compare the diagnostic accuracy of magnetic resonance imaging (MRI) and multidetector-row computed tomography (MDCT) in the assessment of the mandibular invasion by squamous cell carcinoma (SCC) having histopathological exams as standard of reference. MATERIALS AND METHODS Institutional review board approval with a waiver of informed patient consent was obtained....

Journal: :The British journal of general practice : the journal of the Royal College of General Practitioners 2009
Noortje A Verdijk Arnold C Romeijnders Jos J Ruskus Corien van der Sluijs Victor J Pop

BACKGROUND In Europe, a case-finding strategy for osteoporosis is recommended above widespread population-based screening. However, no universally accepted policy currently exists. In 2005, the Dutch College of General Practitioners published guidelines for GPs to select patients for dual energy X-ray absorptiometry (DXA). AIM To evaluate the sensitivity, specificity, and predictive value of ...

2012
Jung Ar Shin Yoon Soo Chang Tae Hoon Kim Hyung Jung Kim Chul Min Ahn Min Kwang Byun

BACKGROUND This study was aimed to investigate the diagnostic value of fiberoptic bronchoscopy (FOB) with chest high-resolution computed tomography (HRCT) for the rapid diagnosis of active pulmonary tuberculosis (PTB) in patients suspected of PTB but found to have a negative sputum acid-fast bacilli (AFB) smear. METHODS We evaluated the diagnostic accuracy of results from FOB and HRCT in 126 ...

ژورنال: پژوهش در پزشکی 2010
حیدری, بهزاد, حیدری3, پرناز, فیروز جاهی2،, علیرضا, لطفی1،, زهرا,

Abstract Background: Rheumatoid Arthritis, (RA) is a chronic inflammatory autoimmune disease with a progressive course requiring early diagnosis and treatment. The value of anti-cyclic citrullinated peptide antibodies (Anti-CCP) in the diagnosis of RA has been shown in several studies. The present study was designed to determine and compare the diagnostic value of Anti-CCP and rheumatoid fac...

Journal: :Head & neck 2015
Yoann Pavier Nicolas Saroul Bruno Pereira Igor Tauveron Laurent Gilain Thierry Mom

BACKGROUND The purpose of this study was to evaluate the contribution of laryngeal intraoperative nerve monitoring (IONM) during thyroidectomy in predicting postoperative laryngeal mobility. METHODS Between 2009 and 2012, 127 patients underwent thyroidectomy, during which 216 recurrent laryngeal nerves were stimulated with suprathreshold stimulations. Laryngeal mobility was examined through d...

Journal: :medical journal of islamic republic of iran 0
shima nafarzadeh department of maxillofacial pathology, dentistry school, babol university of medical sciences, babol, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی بابل (babol university of medical sciences) mohammad moshref department of maxillofacial pathology, dentistry school, shahid beheshti university of medical sciences, tehran, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی شهید بهشتی (shahid beheshti university of medical sciences) fatemeh mashhadi abbass department of maxillofacial pathology, dental school, shahid beheshti university of medical sciences, tehran, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی شهید بهشتی (shahid beheshti university of medical sciences) zohreh mohammad taheri shafa yahyaeian hospital shahid beheshti university of medical sciences, tehran, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی شهید بهشتی (shahid beheshti university of medical sciences)سازمان های دیگر: shafa yahyaeian hospital arash poorsattar bejeh mir iran university of medical sciences, tehran, iran. dentistry student, central student research committee dentistry school, babol university of medical sciences, babol, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی بابل (babol university of medical sciences)

abstract   background: squamous cell carcinoma (scc) constitutes the main oral malignancy . parallel to better understanding of molecular and genetic patterns of tumor behavior, more precise correlation of tumor markers such as epidermal growth factor (egf) and laminin-5 are sought to estimate macroscopic and microscopic tumor status .   methods: we conducted a cross-sectional study collecting ...

Journal: :archives of pediatric infectious diseases 0
fariba shirvani 1 pediatric infections research center, mofid children hospital, shahid beheshti university of medical sciences, tehranسازمان اصلی تایید شده: دانشگاه علوم پزشکی شهید بهشتی (shahid beheshti university of medical sciences) mostafa sharifian 1 pediatric infections research center, mofid children hospital, shahid beheshti university of medical sciences, tehranسازمان اصلی تایید شده: دانشگاه علوم پزشکی شهید بهشتی (shahid beheshti university of medical sciences) masoumeh mohkam 1 pediatric infections research center, mofid children hospital, shahid beheshti university of medical sciences, tehranسازمان اصلی تایید شده: دانشگاه علوم پزشکی شهید بهشتی (shahid beheshti university of medical sciences)

background renal scintigraphy with technetium 99m labeled dimercaptosuccinic acid (99mtc-dmsa) is a traditional imaging technique commonly used to detect renal scar in patients with probable vesicoureteral reflux (vur) and/or urinary tract infection (utis). we determined whether normal results of dmsa renal scan obviate the need for voiding cystourethrography (vcug) in evaluating children with ...

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