Results 131 to 140 of about 25,467 (251)

Fish eye optics [PDF]

open access: yes, 2017
We report on small student (high school) project of the Czech Academy of Sciences dealing with animal (fish) eyes and possible application in science and technology. Albeit most fishes have refractive eyes, the recent discoveries confirm that some fishes
Hudec R., Michalova S.
core   +1 more source

Computed Tomographic Findings in Differentiating between Diverticulitis and Colon Cancer

open access: yesSiriraj Medical Journal, 2007
Objective: To determine the computed tomographic (CT) findings associated with diverticulitis or colonic cancer, and to evaluate the CT signs that may help in distinguishing between these two diseases.
Aphinya Charoensak   +2 more
doaj  

[Tracheal diverticula].

open access: yesTerapevticheskii arkhiv, 2013
Tracheal diverticula (TD) are a rare congenital or acquired condition. The diagnosis of TD is based on the data of multislice spiral computed tomography and fibrotracheal bronchoscopy. DTs are most frequently located in the right, may be solitary or multiple, uni- or multilocular.
openaire   +2 more sources

Congenital Esophageal Muscularis Propria Defect Found during Endoscopic Submucosal Dissection for Early Esophageal Cancer: A Case Report and Management

open access: yesDEN Open, Volume 6, Issue 1, April 2026.
ABSTRACT Congenital esophageal muscularis propria defects are extremely rare, often complicating endoscopic submucosal dissection (ESD) for esophageal neoplasms. We report a 60‐year‐old man with early esophageal squamous cell carcinoma who underwent ESD.
Ying Liu   +4 more
wiley   +1 more source

Intestinal helminths as population markers of the Amazonian fish Mylesinus paraschomburgkii, with descriptions of five new genera and seven new species of trematodes [PDF]

open access: yes, 1996
Helminths from the intestinal tracts of fish called "pacus" were studied. The fish were found only in rapids areas of Northeastern tributaries of the Amazon River.
Jégu, Michel, Thatcher, V.E.
core  

The Usefulness of Short‐Type Single Balloon Enteroscope for Successful Pancreato‐Biliary Cannulation During Endoscopic Retrograde Cholangiopancreatography in Patients With Roux‐en‐Y Gastrectomy: A Comparative Study With Short‐Type Double‐balloon Enteroscope

open access: yesDEN Open, Volume 6, Issue 1, April 2026.
ABSTRACT Objectives The retroflex position is crucial for the success of pancreato‐biliary cannulation in patients with Roux‐en‐Y gastrectomy (RYG). We aimed to investigate the factors associated with forming the retroflex position in patients with RYG, including short‐type single‐balloon enteroscope (sSBE) and short‐type double‐balloon enteroscope ...
Hiroya Terabe   +11 more
wiley   +1 more source

Study of the Anatomy of the Alimentary Canal of Brochymena quadripustulata (Hemiptera:Pentatomidae) [PDF]

open access: yes, 1980
An anatomical study of the alimentary canal and associated salivary apparatus was conducted for the pentatomid, Brochymena quadripustulata. The esophagus, ventriculus, pylorus, rectum, principal salivary glands and ducts are described and illustrated ...
Abell, David W.   +2 more
core   +2 more sources

Low Risk for Urinary Tract Infection After Voiding Cystography in Children Without Dilated Vesikoureteral Reflux

open access: yesActa Paediatrica, Volume 115, Issue 4, Page 972-977, April 2026.
ABSTRACT Aim Urinary tract infection (UTI) is the most common and significant complication after voiding cystourethrography (VCUG) but the reported incidence in children varies highly. Therefore, the aim of this study was to evaluate the rate and possible risk factors for UTIs after VCUG. Method A multicentre retrospective cohort study of children < 15 
Emelie Widhe   +4 more
wiley   +1 more source

BACTERIAL CONTAMINATION OF THE JEJUNUM AND VITAMIN B12 ABSORPTION [PDF]

open access: yes, 1964
Adams   +26 more
core   +1 more source

Home - About - Disclaimer - Privacy