Results 21 to 30 of about 224,464 (245)

Selection criteria for preoperative endoscopic retrograde cholangiopancreatography before laparoscopic cholecystectomy and endoscopic treatment of bile duct stones. Results of a retrospective; single center study between 1996-2002 [PDF]

open access: yes, 2004
AIM: The optimal treatment for bile duct stones (in terms of cost, complications and accuracy) is unclear. The aim of our study was to determine the predictive factors for preoperative endoscopic retrograde cholangiopancreatography (ERCP).
Réti, György   +4 more
core   +1 more source

Limitations of Boulder Detection in Shallow Water Habitats Using High-Resolution Sidescan Sonar Images

open access: yesGeosciences, 2019
Stones and boulders in shallow waters (0−10 m water depth) form complex geo-habitats, serving as a hardground for many benthic species, and are important contributors to coastal biodiversity and high benthic production.
Gitta Ann von Rönn   +3 more
doaj   +1 more source

Metabolic disorders and preventive measures against stones in the urinary tract [PDF]

open access: yesRomanian Journal of Medical Practice, 2023
Introduction. Urolithiasis is not a simple disease, but it is a group of metabolic and endocrine disorders in the organism, coupled with changes in the urinary tract. Objectives.
Petrit Nuraj, Agron Beqiri
doaj   +1 more source

State policy in the field of circulation of precious metals and stones in the first years of soviet power as a critical factor in the development of the national economy in the 1920s. (based on the example of the South of Russia)

open access: yesNomadic Civilization: Historical Research
The modernization processes in economic policy that took place in the early years in Soviet Russia significantly influenced the gold mining situation, including in the field of circulation of precious metals and precious stones, which was in a depressed ...
E. N. Badmaeva, K. B. Monakhova
doaj   +1 more source

RESULTS ULTRASAUND RESEARCHES IN COMPLICATED FORMS OF PANCREATITIS

open access: yesМедицинский вестник Юга России, 2013
Purpose: To characterise sonographic pattern depending on the duration of complicated chronic pancreatitis.Materials and Methods: The ultrasound research with the machine Kransbuller Sonoscop 30 was conducted on 50 patients.
N. G. Gravirovskaya
doaj   +1 more source

Mixed methods study supporting the piloting and scaling of a Gender-Responsive Play-Based Learning training package for pre-primary teachers in Rwanda and Mozambique

open access: yesSocial Sciences and Humanities Open
Despite significant investments to increase access to and improve the quality of primary school education, fewer than half of the world's primary-level pupils have gained grade-level literacy and numeracy skills.
Ilse Flink   +5 more
doaj   +1 more source

Twinkle artifact in renal ultrasound, is it a solid point for the diagnosis of renal stone in children?

open access: yesJournal of Ultrasonography, 2021
Background: Twinkle artifact, also known as color Doppler comet-tail artifact, occurs behind very strong, granular, and irregular reflecting interfaces such as crystals, stones, or calcification.
AlSaiady Moath   +2 more
doaj   +1 more source

Treatment of renal stones by extracorporeal shockwave lithotripsy - An update [PDF]

open access: yes, 2001
Aim: Despite the extensive experience with minimal invasive stone therapy, there are still different views on the ideal management of renal stones. Materials and Methods: Analysis of the literature includes more than 14,000 patients.
Renner, Christian   +3 more
core   +1 more source

Virtual computed tomography cystoscopy in bladder pathologies

open access: yesInternational Brazilian Journal of Urology, 2006
OBJECTIVE: Assessed the usefulness of virtual cystoscopy performed with multidetector computed tomography (CT) in patients with different urinary bladder pathologies compared to the conventional cystoscopy.
Halil Arslan   +5 more
doaj   +1 more source

Analysis of urinary stone composition in Eastern India by X-ray diffraction crystallography

open access: yesAdvanced Biomedical Research, 2014
Background: Stones in the urinary system are common in our country. This study was done to assess the composition of the urinary stones in eastern part of India. Materials and Methods: A prospective study was done over a period of thirty months. A total
Tarun Jindal   +5 more
doaj   +1 more source

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