v q spect in the diagnosis of pulmonary embolism

... care level and by the frequent coinfection HIV-TB Together with the high HIV prevalence, the tertiary care level probably explains also the frequency of microscopy negative cases (false negative ... frequency observed in reality A low p-value means bad modeling, since there is a significant difference between the observed frequency (in the cohort) and the computed frequency (based on the ... and counseling offered Approval for this study was obtained from the relevant authorities of the Ministry of Health of Rwanda The diagnostic sensitivity (Se) and specificity (Spe) of clinical signs...

Ngày tải lên: 22/03/2014, 18:20

... PS: The bedside investigation of pulmonary embolism diagnosis study: a double-blind randomized controlled trial comparing combinations of 3 bedside tests vs ventilation-perfusion scan for the initial ... pragmatic issue in modern emergency medicine [12] Also, the use of capnography in the prehospital setting is interesting: there might be situations in which a rapid and rough evaluation of the patient’s ... But the sheer simplicity of the technique used by Rumpf and colleagues [1] is appealing and certainly deserves validation in a large-scale prospective study Indeed, it emphasizes the use of expired...

Ngày tải lên: 13/08/2014, 20:21

... performance of RT-PCR for diagnosis of influenza A (H1N1 )v pneumonia, which is important in the decision-making process Only 25% of our patients started antiviral treatment within 48 hours of influenza ... antiviral treatment should be maintained until the clinical diagnosis is confirmed by a new RT-PCR sample Competing interests The authors declare that they have no competing interests References Rello ... Allen R, Bermingham A, Brown K, Gray J, Brown D: Evaluation of four real-time PCR assays for detection of influenza A(H1N1 )v viruses Euro Surveill 2009, 14:pii 19230 The ANZIC Influenza Investigators:...

Ngày tải lên: 13/08/2014, 19:20

... Presence of moderate staining completely surrounding cytoplasmic membrane in at least 10% of invasive carcinoma cells or presence of membranous staining in less than 30% provided that the staining ... Bc2, and Bc3 The present study aims to evaluate the effectiveness of Bc1, Bc2 and Bc3 in the early diagnosis of the BC in a prospective clinical trial 149 METHODS Patients This prospective study ... was scored at levels based on the membranous staining in invasive tumors: Score 0: No staining Score 1: Stainings not surrounding the cell membrane, the presence of which are hardly detected and...

Ngày tải lên: 25/10/2012, 11:15

... 44-year-old woman with stage Ib squamous cell carcinoma of the uterine cervix a Axial T2-WI of the uterus shows cervical cancer (arrow) involving the anterior lip of the cervix b Dynamic contrast-enhanced ... enhancing cervical cancer (arrow) The tumor invades the cervical stroma (arrowhead) c DWI with b = 1,000 s/mm2 shows a well-defined hyperintensity mass in the cervical area The shape of the uterine ... satisfactory in the evaluation of nodal status in this patient group Since the highly cellular tissue in reactive lymph nodes may also show increased intensity, the role of DWI and ADC in distinguishing...

Ngày tải lên: 13/02/2014, 06:20

... that within a period of six months after being diagnosed as not having tuberculosis, the PCR profile of the individual had changed markedly, suggesting an increase in the bacterial load in the sputum ... of one year or clinical information could be obtained within a year of first presenting to the clinic Seven individuals took anti-tuberculosis treatment (ATT) subsequently, one HIV positive individual ... seven of them were positive by routine diagnostics Of the latter, only one was positive by microscopy while the remaining belonged to individuals diagnosed on the basis of radiological examination...

Ngày tải lên: 06/03/2014, 04:20

... (approximately 5%), have progressive spondylolisthesis, intractable pain or neurological deficits [18] The Utility of SPECT over Planar Bone Scintigraphy in the Evaluation of Back Pain Studies have consistently ... history in the diagnosis of patients with suspected injury of the pars interarticularis because it is more sensitive than radiographs for localizing the site of bone stress and because CT of the spine ... predict the probability of ultimate bone healing [22,23] However, CT of the spine results in higher ionizing radiation exposure compared to bone scintigraphy [24] Furthermore, there are reports in the...

Ngày tải lên: 20/06/2014, 04:20

... following positive CTs were included in the calculation of the NA Therefore, the NA was actually 0.0% The sensitivity of US in Israel was 68.4% (121 of 177), and the positive predictive value was 94.5% ... [22] Despite the increase in CT usage in the United States, ultrasound continued to serve as the primary modality in many hospitals in Israel The reasoning behind the use of ultrasound in Israel ... participated in the drafting of the manuscript All authors read and approved the final manuscript Competing interests The authors declare that they have no competing interests Received: December...

Ngày tải lên: 20/06/2014, 23:20

... 8q2 1 -q2 2 1 4q3 2.1 -q3 2.2 6p24.1 7q3 6 1 7q2 1.32 5q2 3-31 17pter-p12 4q2 8 11p11 -q1 2 7q2 1.3 -q2 2 7q2 1.3 8p12-p11.2 1p36.3 1 6q2 4 5q3 1.1 CD14 1 1q2 2.3 2 0q1 1.2 -q1 3.1 1 9q1 3.2 1 6q2 1 9q3 1.1 3p25 2 0q1 3.11 -q1 3.13 ... Role of TRAIL in atherosclerosis and vascular injury (in vivo findings) With regard to the role of TRAIL in the vascular wall, Secchiero et al first demonstrated compelling in vivo findings using ... of in vitro findings, it is very difficult to speculate the impact of TRAIL on atherosclerotic lesions in vivo, although the in vitro findings clearly indicate the involvement of the TRAIL/TRAIL...

Ngày tải lên: 27/06/2014, 18:20

... according to the instructions for use of the respective kit Statistical evaluation of results The results obtained from the comparative study were evaluated using the Analyse-it Software (version ... in the detection of antidsDNA antibodies in the SmD peptide ELISA [32] In the present study we confirmed the dsDNA binding property of the SmD1 peptide This finding was further supported by the ... effect of dsDNA on the reactivity of SmD1-negative samples (amino acids 83–119) Increasing concentrations of dsDNA (recombinant plasmid) showed an inhibitory effect on the binding of anti-dsDNA antibodies...

Ngày tải lên: 09/08/2014, 10:20

... nerve at the wrist and of the ulnar nerve at the elbow These studies have shown that HRUS is as a low-cost, noninvasive, painless adjunct to the nerve conduction studies in the diagnosis of these ... probability of functional improvement given the extensive fibrosis observed in the FDP muscle tissue The viable flexor digitorum profundus to the ring finger was attached to the flexor digitorum profundus ... originating from the flexor digitorum profundus and entrapping the median nerve The mechanism of injury and the sequence of events that led to median neuropathy in this case are unclear, however,...

Ngày tải lên: 10/08/2014, 10:20

... of the ages five to 20 years It involves the diaphyses of long bones and occurs Figure CT image of the patient’s foot, revealing a soft-tissue mass originating from the calcaneus, permeative ... MRI of the affected region, together with whole skeleton bone scintigraphy and CT of the chest MRI is essential in the determination of the true extent of the tumor It is important to bear in mind ... Reinus WR, Wilson AJ: Quantitative analysis of the plain radiographic appearance of Ewing’s sarcoma of bone Invest Radiol 1997, 32:59-65 10 Reinus WR, Gilula LA: Radiology of Ewing’s sarcoma: Intergroup...

Ngày tải lên: 10/08/2014, 23:20

... immunostaining was positive in 1% to 2% of the nuclei The pathologist commented that the findings were suggestive of a grade II astrocytoma In the face of this diagnostic dilemma, a conservative approach ... indicative of glioma The diffuse infiltration of inflammatory cells, mainly reactive astrocytes and lipid-laden macrophages, and perivascular cuffing by T-lymphocytes favors the diagnosis of demyelinating ... demyelinating plaque The presence of alternating rings of myelin preservation or remyelination and myelin loss, consistent with demyelination, corresponds to the concentric type of demyelination,...

Ngày tải lên: 10/08/2014, 23:21

... productive area of future research in the therapeutic possibilities for ALI The pathologic insult in severe ALI involves destruction of the alveolar epithelium to such an extent that stimulation of the ... and the route of delivery of treatment In addition, most of the research discussed here has been done by administering the modulator of AFC before the lung injury, raising the question of whether ... barrier in ALI, there is abundant evidence that the rate of AFC in ALI can be preserved or perhaps even increased In one rat model of severe septic shock, there was a 100% increase in the rate of...

Ngày tải lên: 12/08/2014, 20:20

... 0.74%) were obtained The peel and pulp extracts contained 84.9 and 37.5 μg of protein/mg of freeze-dried material, respectively The protein profile of the extracts revealed several bands in a molecular ... considered of limited value due to the use of non-standardized extracts In addition, the use of natural fresh foods may have disadvantages due to the variability of the source material, the low ... within the same food depending on the variety, state of ripeness, conservation process and cooking method among other factors may exist [6] In the last years, some studies have reported that several...

Ngày tải lên: 13/08/2014, 13:22

... governmental accounting, includes investment (q .v. ), private-purpose (q .v. ), and pension trust (q .v. ) cop2705X_glossary_G1-G18.indd G-18 at the discretion of the governing board of a notfor-profit entity ... transactions Type of interfund transaction where all funds receive benefit Includes interfund loans and advances (q .v. ) and interfund services provided and used (q .v. ) The interfund equivalent of exchange ... the full faith and credit of the governmental unit, by specific taxes statements Issues by the GASB (q .v. ), FASB technical bulletins Issues by the staffs of the (q .v. ), and FASAB (q .v. ) outlining...

Ngày tải lên: 21/06/2014, 04:20

Ngày tải lên: 15/02/2014, 13:20

... examined in However, not considering the findings of surveys surveys, and the over -diagnosis due to the X-ray wherein the initial investigation tool was 'symptom reading technique The revised ... chosen to ignore the findings of surveys, wherein the initial screening was 'symptom elicitation' Disregarding the findings of these surveys had led Dye et al to estimate of prevalence of bacteriological ... rates for the country In this paper the above estimates convened by the Government of India (2000) is have been reviewed unique indeed, attempting the standardisation of observed prevalence in different...

Ngày tải lên: 06/03/2014, 04:20

... adversely For a number of reasons, one of which is the influence of the training programme of NTI, the findings of this study should be considered illustrative of methodology of assessment of integrated ... Underdiagnosis in the general health institutions of the present study (38.2 percent) falls in the range observed in tuberculosis laboratories involved in the above mentioned studies, which varied ... and indicate type of defects (under or overdiagnosis) and probable reasons for the same, v iz., reading variation or defects in preparation and staining of smears The part played by reading variation...

Ngày tải lên: 06/03/2014, 04:20

... observed in 10 (29.4 %) smear negative samples (Sensitivity 95.39 % and Specificity 70.59 %) The Positive predictive value and Negative Predictive value was 93.55 % and 77.42 % respectively The values ... An increase in sensitivity can be misleading as it may be accompanied by a decrease in the true positivity, and an increase in the relative number of false positives This can be explained by the ... Passive case finding is the mainstay of case finding in most developing countries This relies heavily on sputum examination by smear and culture, chest radiology and tuberculin skin testing Under ideal...

Ngày tải lên: 15/03/2014, 03:20