manometry

..We evaluated the relationship between changes in PWA of the finger and peripheral endothelial function...

..The colon exhibits a wide spectrum of pressure activity around the clock, with gender and regional differences and circadian rhythm. This comprehensive study provides qualitative and quantitative normative data for colonic manometry.

High-resolution manometry (HRM) is a recent development in oesophageal measurement; its value in the clinical setting remains a matter of controversy...

..In particular, compared with other measures of aortic function, the best markers of subclinical large artery stiffening, were AA distensibility in younger and aortic arch pulse wave velocity in older individuals...

..Its software provides absolute arterial pressure values, an assessment of arterial pulse wave contours, an estimation of reflection waves and measurements of PWV...

..junction (EGJ) relaxation and aperistalsis, 3 distinct patterns of aperistalsis are discernable with high-resolution manometry (HRM). This study aimed to compare the clinical characteristics and treatment response of these 3 subtypes.

..This should facilitate and improve comparisons among patients and studies. However, it is important to emphasise that fulfilment of the proposed criteria does not establish the clinical importance of the motility abnormalities...

..In conclusion, these data suggest that peripheral vascular endothelial function testing is feasible in ambulatory patients, and this is an important next step in bringing this technology to clinical applicability...

b>Manometry measures pressure within the oesophageal lumen and sphincters, and provides an assessment of the neuromuscular activity that dictates function in health and disease...

..HRM may offer advantages over conventional methods, including improved identification of motility disorders, hiatal hernia, and outflow obstruction, and ease interpretation...

High-resolution manometry capable of pressure monitoring from the pharynx to the stomach together with pressure topography plotting represents an unquestionable evolution in oesophageal manometry...

..The aim of this study is to quantify the relationship between body mass index (BMI) and 24-h esophageal pH measurements and the status of the lower esophageal sphincter (LES) in patients with reflux symptoms...

..We describe what is to our knowledge a new hydraulic test and report its ability to identify physical and functional ejaculatory duct obstruction...

BACKGROUND: The colonic neuromuscular dysfunction in patients with constipation and the role of colonic manometry is incompletely understood. AIM: To study prolonged colonic motility and assess its clinical significance...

..Noncardiac chest pain (NCCP) presents as a frequent diagnostic challenge, with patients tending to use a disproportionate level of health care resources. Gastroesophageal reflux disease (GERD) is the most frequent cause of NCCP...

..This review provides an update on these technologies...

Both high-resolution manometry (HRM) and impedance-pH/manometry monitoring have established themselves as research tools and both are now emerging in the clinical arena...

..Weakly acidic reflux and inability to belch have been alleged to cause these symptoms, respectively. The effect of LNF on weakly acidic reflux and (supra) gastric belching was evaluated...

..5 T must be 2-3 microm in radius and be uniformly coated with single-domain magnetic nanoparticles, such as magnetite, at shell volume fractions below 5%...

..Biventricular (Biv) pacemaker optimization is underused because of time and echo skill required. We evaluated radial artery tonometry during echo-guided Biv optimization of atrioventricular (AV) and interventricular (VV) delays...

..With introduction of combined esophageal pH-impedance monitoring, a precise diagnostic test for acid and non-acid reflux is now available...

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..Esophageal motor function is traditionally studied by means of manometry and radiography...

..Secondary oesophageal motility disorders can be caused by collagen vascular diseases, diabetes, Chagas' disease, amyloidosis, alcoholism, myxo-oedema, multiple sclerosis, idiopathic pseudo-obstruction, or the ageing process...

..Biliary-type SO dysfunction is more frequently recognized in postcholecystectomy patients. SO manometry is valuable to select patients with sphincter dysfunction; however, because of the high incidence of ..

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..The second area in which the role of MII has been investigated is that of esophageal function testing. Manometry classically reveals information about esophageal pressure patterns and sphincter function, but does not inform ..

The vastly enhanced spatial resolution of high-resolution manometry (HRM) makes it possible to simultaneous monitor contractile activity over the entire length of the esophagus...

..001). True myocardial afterload is not reliably estimated by peripheral systolic BP. Radial tonometry and pulse wave analysis is an accurate technique for the noninvasive determination of central BP at rest and during exercise...

..Five years after surgery, all patients were requested to fill in questionnaires and to undergo esophageal manometry and 24-hour pH-metry...

..Patients with aerophagia are believed to have excessive belches due to air swallowing. Intraluminal impedance monitoring has made it possible to investigate the validity of this concept...

..Sphincter assessment aims to identify surgically correctable defects. We aimed to identify endoanal ultrasonography (EAUS) parameters that correlate with sphincter function...

Endoscopic microtransducer manometry of the sphincter of Oddi has been shown to be a reliable alternative to perfusion manometry for evaluating sphincter of Oddi motor function...

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..The aim of this study was to determine the diagnostic utility of endoscopic retrograde cholangiopancreatography (ERCP) with sphincter of Oddi manometry (SOM), bile analysis, and endoscopic ultrasound (EUS) in evaluating such patients.

..In addition, its changes might parallel tonometric gut PCO2. Our hypothesis was that bladder PCO2, measured using saline tonometry, will be similar to ileal PCO2 during ischaemia and reperfusion...

..inhibitory or excitatory oesophageal mechanisms in patients with oesophageal symptoms and either normal standard manometry or ineffective oesophageal motility (IOM)...

..Commonly performed tests to evaluate FI include anorectal manometry (ARM) and endoanal ultrasonography (EAU)...

High-resolution manometry (HRM) is faster and easier to perform than conventional water perfused manometry. There is general acceptance of its usefulness in evaluating upper esophageal sphincter and esophageal body...

The prognostic value of postoperative manometry in fecal incontinence is still controversial...

..1%-0.5% of patients. Routine performance of manometry during catheterization may successfully identify unintended arterial puncture and avoid arterial cannulation and ..

Some patients with suspected achalasia are found on manometry to have preserved peristalsis, thereby excluding that diagnosis. This study evaluated a series of such patients with functional esophagogastric junction (EGJ) obstruction.

..The secondary objective was to evaluate the effect of atracurium on pharyngeal function...

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..A correlation between the intensity of the symptom and the severity of esophageal dysfunction, either motility (manometry) or bolus transit (impedance) has not been clearly demonstrated...

Esophageal manometry is frequently used to assess for weak peristalsis. Although commonly used clinically, there are currently no validated metrics of weak peristalsis in high-resolution esophageal pressure topography (EPT)...

..the diagnosis of rumination syndrome by classification of separate rumination symptoms using (1) an ambulatory manometry/impedance (AMIM) measurement and (2) a single-catheter high-resolution manometry/impedance (HRIM) measurement.

..Our aim was to apply standardized metrics of contraction velocity and latency to high-resolution esophageal pressure topography (EPT) studies to refine the diagnosis of DES...

..This study aimed to correlate oesophageal bolus transit with features of oesophageal pressure topography (OPT) plots and establish OPT metrics for accurately measuring peristaltic velocity...

..Eighteen normal barium swallows were analyzed in 6 subjects with concurrent 21-channel high-resolution manometry and digital fluoroscopy...

..identified 14 patients with diffuse esophageal spasm confirmed on barium studies who also underwent esophageal manometry. The radiographic findings were reviewed and correlated with the manometric findings...

Multichannel intraluminal impedance and manometry (MII-EM) is performed using ten 5-ml swallows each of a liquid and a viscous solution. However, the manometric diagnosis is based solely on results from the 10 liquid swallows...

Combined multichannel intraluminal impedance and manometry (MII-EM) assesses esophageal function by simultaneous measurement of both pressure and bolus transit. Normative data for this method have not been published...

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BACKGROUND: In children with prolonged constipation of unclear pathogenesis or unresponsive to treatment, colon manometry can discriminate between functional fecal retention (FFR) and colon neuromuscular diseases...

Sphincter of Oddi manometry (SOM), performed at endoscopic retrograde cholangiopancreatography (ERCP), is the gold standard for diagnosing sphincter of Oddi dysfunction (SOD)...

..The impairment of the contractions may be localized only in the distal esophagus or in the entire esophageal body, and may be worse with the aging process...

..was to perform a detailed analysis of the mechanics leading to esophagogastric junction (EGJ) opening during transient lower esophageal sphincter relaxations (tLESRs) using high-resolution manometry coupled with simultaneous fluoroscopy.

Adverse events such as pharyngolaryngeal complications are indicators of quality patient care. Use of manometry to limit the laryngeal mask airway (LMA) intracuff pressure is not currently a routine practice...

..fluoroscopy in the study of oesophageal motility disorders and to compare MR fluoroscopy results with those of manometry and barium contrast radiography...

..We wish to define colonic motor function in children with slow-transit constipation (STC) using manometry catheters introduced through appendiceal stomas, previously sited for controlling fecal retention by colonic ..

..We studied to determine the effect of fatigue on endothelial function in healthy subjects with no traditional CCVD risk factors or potential confounding factors to be controlled...

BACKGROUND: Combined multichannel intraluminal impedance and esophageal manometry (MII-EM) is a technique that uses an FDA-approved device allowing simultaneous evaluation of bolus transit (MII) in relation to pressure changes (EM)...

..AIM: To perform esophageal manometry in patients with non cardiac chest pain...

..A prospective study was performed to evaluate the results of surgical therapy for GERD by pH monitoring (PM) and esophageal manometry (EM) in children.

Recently, high-resolution oesophageal manometry was added to the armamentarium of researchers and gastroenterologists...

Esophageal function testing with combined multichannel intraluminal impedance and manometry (MII-EM) is performed using ten 5-ml liquid and viscous swallows...

..This study was performed to evaluate pharyngeal function during subhypnotic concentrations of propofol, isoflurane, and sevoflurane and to compare the drugs for possible differences in this respect...

BACKGROUND: Colonic manometry helps discriminate functional and behavioral causes for childhood constipation from colonic neuromuscular disease...

..Normal subjects and symptomatic patients undergoing 24-h pH monitoring were studied to determine whether a relationship exists between resting gastric pH and the degree of esophageal acid exposure...

..The aim of the present study therefore was to determine whether age and/or gender affect manometric diagnosis in a clinical motility service...

..b>Manometry revealed three patients with hypertensive lower esophageal sphincter, four patients with nutcracker esophagus, ..

Conventional esophageal manometry evaluating liquid swallows in the recumbent position measures pressure changes at a limited number of sites and does not assess motility during solid swallows in the physiologic upright position.

..Lower esophageal sphincter pressure (LESP)-- s determined by stationary pull-through manometry--was compared to profiles of acidic reflux measured by 24-h pH monitoring in 207 patients with proven ..

..To determine the most accurate indirect method of measuring intra-abdominal pressure (IAP) in children...

This study aimed to use a novel high-resolution manometry (HRM) system to establish normative values for deglutitive upper esophageal sphincter (UES) relaxation. Seventy-five asymptomatic controls were studied...

Sphincter of Oddi manometry is considered to be the gold standard for diagnosing sphincter of Oddi dysfunction (SOD)...

..Subtle abnormalities of peristalsis have been identified by high-resolution manometry and 24-hour ambulatory manometry that are not evident on standard manometry in patients with non-obstructive ..

..We tested the hypotheses that glottal response is related to the type of esophageal peristaltic response, stimulus volume, and respiratory phase...

..The aim of this study was to clarify whether total (Nissen) or partial (Toupet) fundoplication is preferable, and whether preoperative oesophageal manometry should be used to determine the degree of fundoplication performed.

The objective of this study is to analyze the clinical outcomes and anorectal manometry (AM) in infants with congenital high anorectal malformations treated with posterior sagittal anorectoplasty (PSARP) and laparoscopically assisted ..

..Patients whose feedings were slowed at the attending surgeon's discretion were defined as intolerant. Jejunal manometry and a standardized abdominal exam were performed on postoperative days 1, 3, and 5...

..These benefits were sustained during 4-year follow-up. GET should be considered in the workup of patients with a suspected diagnosis, of gastrointestinal ischemia...

..randomized, controlled trial was performed to assess whether pelvic floor exercises with biofeedback using anal manometry or transanal ultrasound are superior to pelvic floor exercises with feedback from digital examination alone in ..

..The technique used for repair of the esophageal hiatus during laparoscopic Nissen fundoplication can influence the likelihood of postoperative dysphagia...

..This study evaluated the intraobserver and interobserver variability of bladder pressure measurements...

..We expect physiologically exact adjustments to achieve good weight loss and to prevent esophageal problems in the long term...

..Thus, preoperative defective esophageal peristalsis is not a contraindication to total laparoscopic fundoplication...

..In patients unresponsive to twice-daily proton-pump inhibitor therapy for 4 months, further aggressive therapy is unlikely to bring additional symptomatic benefit...

High-resolution manometry demonstrates a chain of 3 sequential pressure segments that represent esophageal peristalsis in children and adults...

..Relief of excessive acid reflux, regardless of severity or degree (i.e., DeMeester scores), ameliorates symptoms of acid reflux thereby encouraging fundoplication, especially for patients with very abnormal DeMeester scores...

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..There have been no reports, however, on whether ablation of heterotopic mucosa in the cervical esophagus leads to improvement of chronic globus sensation...

..Ten controls and 10 GER disease (GERD) patients were studied by combined impedance, esophageal pH, manometry, and ultrasonography before and during esomeprazole therapy...

..The aim of this study was to investigate the effect of laparoscopic Nissen fundoplication (NF), laparoscopic partial posterior (Toupet) fundoplication (PPF) or medical therapy on esophageal clearance...

..Preprandial and postprandial esophageal manometry and pH monitoring were performed in the sitting position in ten healthy volunteers and ten patients with reflux ..

..Chagas' disease and the aging process cause loss of neurons of the esophageal myenteric plexus...

..Current diagnostic tests for OD (anorectal manometry, defecography, rectal balloon expulsion) are neither standardized nor reproducible; endoanal ultrasound is ..

..Sphincter of Oddi manometry (SOM) is used for diagnosis, but is not widely available, not completely accurate, and can cause pancreatitis...

..Antegrade EGJ function will be quantified with an "esophageal stress test" using manometry with concurrent fluoroscopy while swallowing boluses of defined viscoelastic properties...

..In this proposal, in addition to identifying demographic features, we will also perform esophageal manometry, esophageal and hypopharyngeal pH monitoring and multichannel intraluminal impedance (MII) pre- and post-therapy ..

..g., suffering, functional impairment, and health care resource use). Intraluminal manometry is an important diagnostic tool, but technological limitations of current devices having relatively few pressure ..

..The first approach uses simultaneous high-resolution ultrasonography and vector volume manometry before and after pharmacologic manipulation to inhibit the smooth muscle component (atropine) augment the smooth ..

..Investigational methodologies include high-resolution solid-state manometry in conjunction with endoclip placement and synchronized with fluoroscopy, high resolution intraluminal impedance ..

..Investigational methodologies include high-resolution solid-state manometry in conjunction with endoclip placement and synchronized with fluoroscopy, high resolution intraluminal impedance ..

..A 2:1 randomization allocation in favor of sphincterotomy and stratified by results of sphincter manometry (SOM - abnormal/normal) and center will be used...

..muti-channel urodynamic testing, cystoscopy, defecography, pelvic MRI, 360-degree endoanal ultrasound, anal manometry and needle electromyography...

..determine the role of non-acid reflux in respiratory disease using two novel technologies: pH-MII and esophageal manometry with impedance...

..Our preliminary studies using 3D ultrasound and manometry show that during voluntary contraction, the PRM increases pressure in the proximal (cranial) part of the anal ..

..will progress to USNCT measurements of freshly enucleated cadaver eyes with IOP controlled by intracameral manometry. Absolute calibration with known IOP will thus be possible; relative comparisons to some other tonometers will ..

..In diagnosing many such disorders, manometry remains the gold standard because of its sensitivity to motor dysfunction...