Results 71 to 80 of about 77,416 (360)

Intramural duodenal hematoma: clinical course and imaging findings [PDF]

open access: yes, 2019
Background: Intramural duodenal hematoma is a rare condition. Different imaging modalities are at hand for diagnosis. Purpose: To identify patients with intramural duodenal hematoma and report imaging findings and clinical courses. Material and Methods:
Bassir, Christian   +4 more
core   +1 more source

Sol–Gel Thin Films for the Protection of Ancient Glass Artifacts: A Performance Comparison Between Inorganic and Hybrid Silica Compositions

open access: yesAdvanced Materials Interfaces, EarlyView.
This study explores the development of sol–gel coatings for archaeological glass conservation. By formulating silica‐based solutions with low acid concentrations and applying them via dip coating, protective films are prepared at room temperature. Analysis reveals that hybrid coatings with methyl and octyl groups provide superior protection against ...
Stefano Centenaro   +5 more
wiley   +1 more source

Delayed intestinal perforation associated with peritoneal dialysis: A case report of maintaining dialysis after perforation. [PDF]

open access: yesClin Case Rep
Key Clinical Message Delayed intestinal perforation has various manifestations. For peritonitis with delayed treatment and multi‐bacterial peritonitis, we should be alert to the occurrence of this rare complication.
Zhou R   +7 more
europepmc   +2 more sources

Cervical esophagotomy for removal of an ingested clam shell: a very uncommon foreign body ingestion [PDF]

open access: yes, 2017
OBJECTIVE: To report the removal of an ingested clam shell that was firmly impacted in the esophagus. CLINICAL PRESENTATION AND INTERVENTION: A 77-year-old man presented at our hospital with acute dysphagia after eating a seafood risotto.
Balducci, Genoveffa   +4 more
core   +1 more source

Polydopamine Nanohydrogel Decorated Adhesive and Responsive Hierarchical Microcarriers for Deafness Protection

open access: yesAdvanced Science, EarlyView.
A type of polydopamine (PDA) nanogel decorated adhesive and responsive hierarchical microcarriers for ALA delivery and deafness prevention. PDA@microcarriers can protect the encapsulated drugs from external disturbances and prolong their retention time in the inner ear.
Hong Chen   +8 more
wiley   +1 more source

A pitfall in the interpretation of plain abdnominal radiographs in neonatal intestinal perforation: a case report

open access: yesJournal of Medical Case Reports, 2008
Introduction The recognition of neonatal intestinal perforation relies on identification of free gas in the peritoneum on plain abdominal radiographs and the associated clinical signs.
Gillies Martin J   +2 more
doaj   +1 more source

Dispersion relations and spectra of periodically perforated structures [PDF]

open access: yesarXiv, 2020
We establish absolute continuity of the spectrum of a periodic Schr\"odiner operator in R^n with periodic perforations. We also prove analytic dependece of the dispersion relation on the shape of the perforation.
arxiv  

Rational Design of Inner Ear Drug Delivery Systems

open access: yesAdvanced Science, EarlyView.
Hearing loss is a common disease affecting many people, and inner ear lesions are one of the most important causes. This review focuses on the treatment of inner ear hearing loss by drug delivery systems. It includes the current methods and technologies developed, and it predicts possible directions.
Xiayidan Maimaitikelimu   +5 more
wiley   +1 more source

Tipping Elements in the Human Intestinal Ecosystem [PDF]

open access: yes, 2014
Recent studies show that the microbial communities inhabiting the human intestine can have profound impact on our well-being and health. However, we have limited understanding of the mechanisms that control this complex ecosystem. Based on a deep phylogenetic analysis of the intestinal microbiota in a thousand western adults we identified groups of ...
arxiv   +1 more source

A Rare Presentation of Crohn's Disease [PDF]

open access: yes, 2008
Free peritoneal perforation is a rare complication of Crohn's disease with a report of only 100 cases in the literature. It needs an emergency exploration and an unaware general surgeon is confounded in intraoperative decision-making.
Bhat, Sriram M   +4 more
core   +1 more source

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