نتایج جستجو برای: negative predictive value
تعداد نتایج: 1316490 فیلتر نتایج به سال:
the aim of this study was to assess the value of 99mtc-hexakis-2-methoxyisobutylisonitrile (mibi) scintigraphy in patients with clinical and radiologic features of primary or metastatic musculoskeletal tumors. methods: the scintigraphic findings for 84 patients were compared with the surgical and histologic findings. each patient underwent three-phase bone scan with 99mtc-methylene diphosphonat...
Differentiation between high- and low-grade urothelial carcinomas using contrast enhanced ultrasound
PURPOSE To evaluate the value of contrast-enhanced ultrasonography (CEUS) in the differentiation of high and low grade urothelial carcinoma. MATERIALS AND METHODS 192 with 192 bladder lesions, including 110 high grade urothelial carcinoma and 82 low grade urothelial carcinoma were examined by CEUS. Among 192 tumors, enhancement patterns of 96 tumors between August 2010 and December 2012 were ...
background :score, ost and orai risk assessment tools could reduce the cost burden of bmd tests by selecting the high risk patients to osteoporosis. in this study we compared the ability of these risk assessment measures to assess probability of the osteoporosis among post-menopausal women. methods : 211 post-menopausal women aged 45-88 years enrolled into the study. all of the patients under...
BACKGROUND AND PURPOSE Delayed cerebral ischemia (DCI) after aneurysmal subarachnoid hemorrhage worsens the prognosis and is difficult to diagnose. We investigated the diagnostic value of noncontrast CT (NCT), CT perfusion (CTP), and CT angiography (CTA) for DCI after clinical deterioration in patients with subarachnoid hemorrhage. METHODS We prospectively enrolled 42 patients with subarachno...
OBJECTIVE To determine the diagnostic value of transvaginal ultrasonography and hysteroscopy in patients with postmenopausal bleeding. MATERIAL AND METHODS Between January 1, 1998 and June 30, 1999, 88 outpatient women with postmenopausal bleeding were enrolled in a prospective study. They underwent transvaginal ultrasonography and hysteroscopy, and were submitted to directed biopsy during hy...
Background: Acute pancreatitis is one of the most serious complications of ERCP. Early diagnosis of post ERCP pancreatitis helps physicians to provide intensive care and possible medical treatment as early as possible. Trypsinogen-2 in urine is a good diagnostic and prognostic marker of acute pancreatitis. Objectives: To evaluate the diagnostic value of urinary trypsinogen-2 dipstick test for e...
Introduction: Invagination is the most common cause of acute abdomen and the second common cause of intestinal obstruction in the children under the age of two years, and the delay in diagnosis and treatment can be dangerous and even fatal. The aim of this study is to estimate the exact value of the diagnostic clinical and radiological findings in order to speed up the diagnosis of this emerg...
OBJECTIVE To determine the diagnostic value of the exercise tolerance test (ETT) in women presenting with chest pain. DESIGN Prospective study of all women presenting to a centre with chest pain between 1987 and 1993 who were assessed by an ETT and coronary angiography. SETTING The outpatient clinic of one consultant cardiologist in a tertiary referral centre. PATIENTS All women referred ...
INTRODUCTION The Identification of Seniors At Risk-Hospitalised Patients (ISAR-HP) has recently been included in guidelines as a frailty indicator to identify patients for comprehensive geriatric assessment. Previous studies showed that the conventional cut-off score incorrectly classifies a high percentage of patients as high risk. We aimed to optimise the predictive value of ISAR-HP by using ...
BACKGROUND Fever is a well-known side effect of misoprostol, but clinically difficult to distinguish from an intra uterine infection. The aim of this study was to determine the incidence of fever in terminations of pregnancy (TOP) using misoprostol and to evaluate fever as indication of intra uterine infection. METHODS A retrospective cohort study was performed. Consecutive second trimester T...
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