Results 61 to 70 of about 38,251 (242)

Exploring Diagnostic Priorities: The Role of Colonic Manometry in Evaluating Pediatric Patients with Intractable Idiopathic Constipation Prior to Sacral Nerve Stimulation

open access: yesChildren
Background: Despite the limited understanding of its precise mechanism of action, sacral nerve stimulation (SNS) has proven to be helpful for pediatric patients with constipation, particularly those with fecal incontinence.
Lev Dorfman   +6 more
doaj   +1 more source

Rapid and Accurate Pressure Sensing Device for Direct Measurement of Intraocular Pressure. [PDF]

open access: yes, 2020
PurposeIntraocular pressure (IOP) is the primary modifiable risk factor for glaucoma. Current devices measure IOP via the dynamic response of the healthy cornea and do not provide the accurate IOP measurements for patients with altered corneal ...
Camp, Andrew   +4 more
core  

VALIDATION OF A NEW WATER-PERFUSED HIGH-RESOLUTION MANOMETRY SYSTEM

open access: yesABCD: Arquivos Brasileiros de Cirurgia Digestiva
Background: High-resolution manometry is more costly but clinically superior to conventional manometry. Water-perfused systems may decrease costs, but it is unclear if they are as reliable as solid-state systems, and reference values are interchangeable.
Rogério MARIOTTO   +4 more
doaj   +2 more sources

Rapid Drink Challenge in high‐resolution manometry: an adjunctive test for detection of esophageal motility disorders

open access: yesNeurogastroenterology and Motility, 2017
The Chicago Classification for diagnosis of esophageal motility disorders by high‐resolution manometry (HRM) is based on single water swallows (SWS). Emerging data suggest that a “Rapid Drink Challenge” (RDC) increases sensitivity for motility disorders.
D. Ang   +9 more
semanticscholar   +1 more source

A canonical space-time state space model: state and parameter estimation [PDF]

open access: yes, 2007
The maximum likelihood estimation of a dynamic spatiotemporal model is introduced, centred around the inclusion of a prior arbitrary spatiotemporal neighborhood description.
Dewar, M., Kadirkarnanathan, V.
core   +1 more source

Pressure abnormalities in patients with Zenker's diverticulum using pharyngeal high‐resolution manometry

open access: yesLaryngoscope Investigative Otolaryngology, 2020
Objectives Zenker's diverticulum is associated with reduced cricopharyngeal compliance and abnormal intrabolus pressure. However, it is unclear how the pharynx compensates for these deficits.
Sarah P. Rosen   +4 more
doaj   +1 more source

Quantitative assessment of multichannel intraluminal impedance pH and its clinical implications

open access: yesPhysiological Reports, 2022
We sought to quantify the characteristics of acid reflux episodes in patients with extraesophageal GERD symptoms (EES), hiatal hernia (HH), and erosive esophagitis (EroE) using multichannel intraluminal impedance pH (MII‐pH) and investigate the ...
Eden Koo   +4 more
doaj   +1 more source

High-resolution manometry is superior to endoscopy and radiology in assessing and grading sliding hiatal hernia: A comparison with surgical in vivo evaluation

open access: yesUnited European Gastroenterology journal, 2018
Background Hiatal hernia is diagnosed by barium-swallow esophagogram or esophagogastroduodenoscopy, with possible suboptimal results. High-resolution manometry clearly identifies crural diaphragm and lower esophageal sphincter.
S. Tolone   +11 more
semanticscholar   +1 more source

Magnetic resonance imaging evaluation after anorectal pull-through surgery for anorectal malformations : a comprehensive review [PDF]

open access: yes, 2018
Anorectal malformations (ARM) include congenital anomalies of the distal anus and rectum with or without anomalies of the urogenital tract. Posterior sagittal anorectoplasty (PSARP) and minimally invasive laparoscopically assisted anorectal pull-through (

core   +1 more source

EUS-guided portal pressure gradient measurement with a simple novel device: a human pilot study. [PDF]

open access: yes, 2018
Background and aimsPortal hypertension is a serious adverse event of liver cirrhosis. Recently, we developed a simple novel technique for EUS-guided portal pressure gradient (PPG) measurement (PPGM).
Chang, Kenneth J   +7 more
core  

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