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Jakob Stephan M - - 2008
Mucosal pH (pHi) is influenced by local perfusion and metabolism (mucosal-arterial pCO2 gradient, DeltapCO2), systemic metabolic acidosis (arterial bicarbonate), and respiration (arterial pCO2). We determined these components of pHi and their relation to outcome during the first 24 h of intensive care. We studied 103 patients with acute respiratory or ...
Srivastava Deepti - - 2008
Though the lifespan extension mechanism is partly understood from C. elegans to mice, a viable pharmacological intervention is not yet feasible. Here, we report that reserpine largely known as an antipsychotic-antihypertensive drug, can extend C. elegans lifespan. Chronic reserpine treatment from embryo stage or young adults extends the C. elegans ...
DelGaudio John M - - 2008
OBJECTIVE: To determine if degree of lingual tonsil hypertrophy (LTH) correlates with pharyngeal reflux. DESIGN: Prospective. METHODS: Patients with flexible laryngoscopic evidence of LTH were included. Degree of LTH was graded mild, moderate, or severe by two otolaryngologists blinded to pH study results. Three-sensor pH study results were correlated to ...
Demir DurmuĊŸ A - - 2008
We demonstrate that Dirac neutrino masses in the experimentally preferred range are generated within supersymmetric gauge extensions of the standard model with a generalized supersymmetry breaking sector. If the superpotential neutrino Yukawa terms are forbidden by the gauge symmetry [such as a U(1)'], sub-eV scale effective Dirac mass terms can ...
Yoshikai Masaru - - 2008
We designed a mitral valve repair and successfully performed this repair for a case of broad, asymmetrical prolapse in the middle scallop of the posterior mitral leaflet. The repair procedure consists of making a fan-shaped leaflet by resecting the prolapsed portion in a trapezoid shape with detachment of the leaflet ...
Gutiérrez-Chico Juan Luis - - 2008
BACKGROUND: Segmental analysis in mitral prolapse is important to decide the chances of valvular repair. Multiplane transesophageal echocardiography (TEE) is the only echocardiographic tool validated for this aim hitherto. The aim of the study was to assess if segmental analysis can be performed with transthoracic real-time 3-dimensional (3D) echocardiography as ...
Canbaz Fevziye - - 2008
PURPOSE: The objective of this trial was to investigate the capacity of gated perfusion SPECT (GPS) to detect left ventricular aneurysm (ANV) by comparing QGS and 4D-MSPECT (4DM) algorithms with radionuclide ventriculography (RVG). Secondarily, the comparison of GPS ejection fraction (EF) measurements with those of contrast left ventriculography (LVG) and ...
Hirata Kumiko - - 2008
BACKGROUND: Noninvasive and accurate assessment of mitral valve anatomy has become integral in the presurgical evaluation of patients with mitral valve prolapse (MVP). Recently developed real time three-dimensional (RT3D) ultrasound allows online acquisition, rendering, and can provide accurate information on cardiac structures. We sought to evaluate the feasibility of RT3D ...
Martin Jack L - - 2008
OBJECTIVE: This prospective randomized trial compared the Angio-Seal VIP with Perclose Proglide and to manual compression with respect to time to hemostasis and ambulation, patient satisfaction, and vascular complications following percutaneous coronary intervention (PCI). BACKGROUND: The use of arterial closure devices for the reduction of vascular complications following PCI remains ...
Gabriel Ruvin S - - 2008
PURPOSE: In mitral valve prolapse, determining whether the valve is suitable for surgical repair depends on the location and mechanism of regurgitation. We assessed whether cardiovascular magnetic resonance (CMR) could accurately identify prolapsing or flail mitral valve leaflets and regurgitant jet direction in patients with known moderate or severe mitral ...
Goodwin Deborah - - 2008
Paedomorphosis is the retention of juvenile morphology at maturity and is important in generating evolutionary change in domestic species and species in the wild. When comparing dogs with the wolf, this preliminary study saw paedomorphosis in their physical and behavioral traits (Goodwin, Bradshaw, & Wickens, 1997). This preliminary study compared ...
Sellgren Anna - - 2007
OBJECTIVE: To investigate the relationship between ASAT, CKMB, troponin-T and mortality after cardiac surgery. DESIGN: ASAT, CKMB and TnT were analysed in 116 patients. Correlation, sensitivity, specificity and predictive values for permanent myocardial injury (defined as TnT > or = 2.0 microg/l postoperative day four) were calculated. In the second ...
Al Quraishy S - - 2008
A new multivalvulid species, Kudoa pagrusi sp. n., was described from the sea bream Pagrus pagrus. The cysts were oval to ellipsoidal and restricted to the cardiac muscles. The mean spore measurements were 7.0 microm in length and 6.4 microm in width as well as in thickness, while the mean ...
McCarthy Melissa L - - 2008
STUDY OBJECTIVE: We examine the validity of the emergency department (ED) occupancy rate as a measure of crowding by comparing it to the Emergency Department Work Index Score (EDWIN), a previously validated scale. METHODS: A multicenter validation study was conducted according to ED visit data from 6 academic EDs for ...
Astley Henry C - - 2007
Animals moving through arboreal habitats face several functional challenges, including fitting onto and moving on cylindrical branches with variable diameters and inclines. In contrast to lizards and primates, the arboreal locomotion of snakes is poorly understood, despite numerous snake species being arboreal. We quantified the kinematics and performance of corn ...
Berul Charles I - - 2007
BACKGROUND: Transvenous pacemaker leads in children are often placed with redundant lead length to allow for anticipated patient growth. This excess lead may rarely prolapse into the pulmonary artery and potentially interfere with valve function. We sought to determine the response to lead repositioning on pulmonary valve insufficiency. METHODS: Retrospective ...
Butnor Kelly J - - 2007
Visceral pleural invasion (VPI) increases the T category of non-small cell lung carcinomas (NSCLCs) that otherwise only meet T1 criteria to T2. The American Joint Committee on Cancer provides no guidelines on what constitutes VPI. Penetration beyond the visceral pleural elastic layer (VPEL) has been proposed as the minimum criterion ...
Osswald Sandra S - - 2007
INTRODUCTION: Mitral valve prolapse (MVP) is a disqualifying condition for USAF aviators. Trained USAF aviators, and in recent years flying training applicants, may be granted waiver for initial or continued flying duties following extensive, periodic evaluation. This study examines the usefulness of the various tests performed in that evaluation process ...
Balmain Sean - - 2007
Up to 50% of patients with the clinical syndrome of heart failure have preserved left ventricular systolic function (HF-PSF). These patients may have abnormalities of ventriculo-vascular coupling, due to increased vascular and ventricular stiffness. We compared arterial compliance, microvascular vasodilator function and venous capacitance (VC) in 3 groups of patients ...
Yu W-C - - 2008
Carotid-femoral pulse wave velocity (cf-PWV) is a validated marker of arterial stiffening over the central arteries. Brachial-ankle pulse wave velocity (ba-PWV) integrates the mechanical properties from both the central and peripheral arteries and may be more representative than cf-PWV as arterial load for left ventricle (LV). We compared ba-PWV with ...
Nishiuchi Yukiko - - 2007
The distribution of Mycobacterium avium-intracellulare complex (MAC) in residences was examined. MAC was only recovered from bathrooms but not from other sites of residences. The appearance ratio in the bathrooms of patients with pulmonary MAC was significantly higher than that in healthy volunteers' bathrooms (P=.01). For 2 patients, the genotypes ...
Cornell Anna - - 2007
Recent implementation of the International Civil Aviation Organization (ICAO) amendment 167 to Annex 1 allows pilots from ICAO contracting states to fly until 65 yr old. In response to the new ICAO standard, the Federal Aviation Administration (FAA) commissioned an Aviation Rulemaking Committee (ARC) to make recommendations on whether the ...
Metcalfe Kristin - - 2007
Amphibiobeania epiphylla is a new, monotypic taxon of Beaniidae (Cheilostomata) from Darwin, Northern Territory. It is unique among the 6,000 living species of Bryozoa in that it encrusts mainly living tree leaves (chiefly the mangrove Rhizophora stylosa). The consequence of living in such a specialized habitat is that colonies are ...
Lee Jung S - - 2007
OBJECTIVE: The aim of this study was to compare gated blood pool single photon emission computed tomography (SPECT) (GBPS) and multidetector row computed tomography (MDCT) for the determination of right ventricular ejection fraction (RVEF) and right ventricular volumes (RVV) and to compare first-pass radionuclide angiography (FP-RNA) as the gold standard. ...
Telejko Elwira - - 2007
BACKGROUND: The efficacy of the angiotensin-converting enzyme (ACE) inhibitor perindopril in the treatment of hypertension, stable coronary artery disease, and heart failure is well established. The reduced stability of the current salt, perindopril-tert-butylamine, in extreme climatic conditions has prompted research into more stable compounds. This article presents stability and bioequivalence ...
Coutinho Gonçalo F - - 2007
Chordal replacement with expanded polytetrafluoroethylene (ePTFE) sutures has proven to be a simple, versatile, and durable technique for the treatment of prolapsed cusps causing mitral valve regurgitation. ePTFE is known for its strong resistance to tension, and is judged to be unbreakable under physiological conditions. Herein are reported two cases ...
Miller Andrew P - - 2007
Evaluation of the mitral valve requires appreciation of its complex geometry. To accurately guide surgical interventions and describe pathology, three-dimensional transthoracic echocardiography (TTE) is an immense improvement over the cumbersome mental reconstruction required by two-dimensional approaches. Here we describe real-time, three-dimensional transthoracic techniques for assessing mitral regurgitation and mitral valve ...
Matsuzaki Jun - - 2007
Active phototropic bending of non-elongating and radially growing portion of stems (woody stems) has not been previously documented, whereas negative gravitropic bending is well known. We found phototropic bending in woody stems and searched for the underlying mechanism. We inclined 1-year-old Quercus crispula Blume seedlings and unilaterally illuminated them from ...
Saleeb Susan F - - 2007
The natural history of aortic cuspal prolapse and aortic regurgitation (AR), studied most commonly in subpulmonic ventricular septal defect (VSD), has not been well defined in isolated, unrepaired VSD diagnosed during infancy. This study aimed to define the incidence and progression of aortic cuspal prolapse and AR in patients with ...
Chang K-C - - 2007
Aminoguanidine (AG), an inhibitor of advanced glycation endproducts, has been identified as a prominent agent that prevents the fructose-induced arterial stiffening in male Wistar rats. Our aims were to examine whether AG produced benefits on the left ventricular (LV)-arterial coupling in fructose-fed (FF) animals in terms of the ventricular and ...
Szczurkowski A - - 2007
Using stained acryl latex-injected techniques, the arterial circle of the brain in Acomys cahirinus Desmarest was studied. Results revealed an important individual variability of investigated structure. Three morphological variants were found: (1) the lack of typical arterial circle--opened in front and the back side, (2) partial opened at the back ...
Kardesoglu Ejder - - 2007
BACKGROUND: Mitral valve prolapse (MVP) is the most common valvular heart disease representing a generalized disease of connective tissue in the primary form. Elastic properties of the aorta with primary MVP may be expected to be increased. We aimed to determine the aortic elasticity in the primary form of MVP. ...
Fatini Cinzia - - 2008
BACKGROUND: In Marfan syndrome, the mitral valve prolapse, ranging from nonclassic to classic form on the basis of the leaflet thickness, is a common condition characterized by a highly variable structural abnormality. We investigated the role of angiotensinogen (AGT) M235T, angiotensin converting enzyme (ACE) I/D and angiotensin II type 1 ...
Vazquez R - - 2008
To examine the association between MVP and Idiopathic Sudden Sensorineural Hearing loss (ISSNHL). 349 subjects, 86 with ISSNHL and 263 controls underwent a 2D-echocardiography. Patients with ISSNHL had higher rates of MVP (29.1% vs 2.7%, p<0.001), mitral leaflet thickening (15.1% vs 2.3%, p<0.001), mitral regurgitation (16.3% vs 6.5%, p=0.02) and ...
Higuchi Kazuhiko - - 2007
A variety of techniques has been used to repair prolapse of the commissure of the mitral valve. However, the application of these techniques may be technically challenging. A simple edge-to-edge suture approximation of anterior and posterior mitral leaflets is an effective way of restoring mitral valve competence. We use this ...
Monet Marie - - 2007
Cerebral Autosomal Dominant Arteriopathy with Subcortical infarcts and Leukoencephalopathy (CADASIL) is the most prominent known cause of inherited stroke and vascular dementia in human adult. The disease gene, NOTCH3, encodes a transmembrane receptor primarily expressed in arterial smooth muscle cells (SMC). Pathogenic mutations lead to an odd number of cysteine ...
Székely Csaba - - 2007
Oligochaete worms collected in late March and early April 2005 from 3 freshwater biotopes in Syria were surveyed over an 11 wk period for myxosporean parasites (Myxozoa). Three types of novel actinospore stages were identified from 1 host species, Psammoryctides albicola. A hexactinomyxon was found in 6 P. albicola (7.5%) ...
Hubbard Randy - - 2007
This case report describes a patient undergoing patent foramen ovale (PFO) closure for recurrent transient ischemic attacks. A CardioSEAL device was placed, but immediately prolapsed into the left atrium in an unstable position. We describe a novel percutaneous technique that allowed capture of the CardioSEAL device and closure of the ...
Kovarovic Kris - - 2007
Here we report on a bovid postcranial ecomorphological survey of the fossil assemblages from the Plio-Pleistocene site of Laetoli, Tanzania. A global sample of extant bovids (n=205), cervids (n=14), and tragulids (n=5) from seven known habitat types constitutes the comparative data set. All long bones, carpals, tarsals, and phalanges were ...
Mesana Thierry G - - 2007
Repair of the anterior mitral leaflet or bi-leaflet prolapse is technically more demanding than repair of the posterior mitral leaflet. Although several techniques have been proposed for the repair of anterior mitral leaflet prolapse during bi-leaflet repair, practical challenges remain, including the determination of the appropriate length for artificial chords. ...
Filsoufi Farzan - - 2007
Degenerative mitral valve disease is the most common cause of mitral regurgitation (MR) in developed countries. The most common etiologies of valvular regurgitation are Barlow's disease and fibroelastic deficiency. The mechanism of MR is type II dysfunction (leaflet prolapse) due to chordae elongation or rupture in most patients. Associated annular ...
Pérez J M - - 2006
Third-instar Oestrus caucasicus larvae (n = 236) obtained from Iberian ibex, Copra pyrenaica, were reared in a laboratory to obtain adult flies. They were maintained at a temperature of 21.9 +/- 2.7 degrees C and a relative humidity of 38.9 +/- 8.0 %. In all, 78 imagos emerged (33.1 %), ...
Campbell R A - - 2006
Pseudochristionella elegantissima sp. nov. (Cestoda: Trypanorhyncha) is described from the spiral valves of the rays Dasyatis brevis (Garman, 1880) and D. longus (Garman, 1880), from the Gulf of California, Mexico. Also described is P. nudisculo sp. nov. from rays Rhinobatos productus Ayres, 1854, D. longus, Myliobatis longirostris Applegate & Fitch, ...
Stewart Matthew - - 2007
Warm-up and stretching are widely used as techniques in preparation for intense physical activity, yet there is little information available to compare their effectiveness in relation to athletic performance. Fourteen elite Under-19 year old rugby league footballers undertook each of four preparation protocols (no preparation, stretching only, warm-up only, warm-up ...
Zembrzuski V M - - 2006
Ten ancestry informative markers were investigated in 101 coronary artery disease patients and 102 healthy controls from a Southern Brazilian population, in order to determine if stratification occurs in this population. The degree of African admixture detected in this population was estimated to be as high as 6%, but no ...
Rudnicki Martin - - 2007
Sparse information is available regarding erosion following biomesh implantation. We report two cases of erosion following anterior vaginal wall repair. In both cases, the operation was performed as a standard cystocele repair where the collagen Pelvicol mesh was anchored to the pubocervical fascia. Both patients had signs of erosion shortly ...
Sandrini Giorgio - - 2006
Eletriptan is a second-generation 5-hydroxytryptamine(1B/1D) receptor agonist, or triptan, indicated for the acute treatment of migraine. Eletriptan has a favorable pharmacokinetic and pharmacodynamic profile expressed by bioavailability, half-life and high selectivity for cranial arteries. It has been shown to be effective and well tolerated in a wide preapproval development program, ...
Huang Zhixiong - - 2006
In a 4-year-old boy with ventricular septal defect, severe aortic insufficiency, and mild infundibular stenosis, a new method was used to reconstruct the prolapsed aortic cusp. Two ends of a pledged stitch were passed through the aorta at each side of the right, noncoronary commissure and then through another pledget, ...
Zavorsky Gerald S - - 2007
A meta-analysis determined whether capillary blood gases accurately reflect arterial blood samples. A mixed effects model was used on 29 relevant studies obtained from a PubMed/Medline search. From 664 and 222 paired samples obtained from the earlobe and fingertip, respectively, earlobe compared to fingertip sampling shows that the standard deviation ...
Cook Richard C - - 2006
BACKGROUND AND AIM OF THE STUDY: Successful mitral valve repair (MVP) is dependent on accurate annuloplasty band sizing. This is difficult and time-consuming when performed via port-access, or through a 4-cm minithoracotomy used in robotically assisted MVP. With the goal of moving toward a less-invasive approach and minimizing cross-clamp time, ...
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