Results 81 to 90 of about 553,229 (358)

Endoscopic ultrasonography guided-fine needle aspiration for the diagnosis of solid pancreaticobiliary lesions: Clinical aspects to improve the diagnosis.

open access: yesWorld Journal of Gastroenterology, 2016
Endoscopic ultrasonography-guided fine-needle aspiration (EUS-FNA) has been applied to pancreaticobiliary lesions since the 1990s and is in widespread use throughout the world today.
H. Matsubayashi   +7 more
semanticscholar   +1 more source

Endoscopic ultrasonography diagnosis of subepithelial lesions

open access: yesDigestive Endoscopy, 2017
Using endoscopic ultrasonography (EUS), it is practicable to diagnose subepithelial lesions (SEL) with originating layer, echo level, and internal echo pattern etc.
M. Kida   +13 more
semanticscholar   +1 more source

Accuracy of Endosonography in the Diagnosis of Obstructive Jaundice

open access: yesMajallah-i Dānishgāh-i ̒Ulūm-i Pizishkī-i Qum, 2012
<p><strong>Background and Objectives:</strong> Endoscopic retrograde cholangiopancreatography (ERCP) has been used as the method of choice in assessment of obstructive jaundice for a long time.
R Sotoudeh Manesh
doaj  

Ultra-thin rigid endoscope: Two-photon imaging through a graded-index multi-mode fiber [PDF]

open access: yes, 2015
Rigid endoscopes like graded-index (GRIN) lenses are known tools in biological imaging, but it is conceptually difficult to miniaturize them. In this letter, we demonstrate an ultra-thin rigid endoscope with a diameter of only 125 microns. In addition, we identify a domain where two-photon endoscopic imaging with fs-pulse excitation is possible.
arxiv   +1 more source

An ultrasonography-based approach for optical diagnostics and phototherapy treatment strategies [PDF]

open access: yesarXiv, 2022
Currently, diagnostic medicine uses a multitude of tools ranging from ionising radiation to histology analysis. With advances in piezoelectric crystal technology, high-frequency ultrasound imaging has developed to achieve comparatively high resolution without the drawbacks of ionising radiation.
arxiv  

Genetic predisposition to porto‐sinusoidal vascular disorder: A functional genomic‐based, multigenerational family study

open access: yesHepatology, EarlyView., 2022
A deleterious variant of FCHSD1 results in mTOR pathway overactivation and may cause porto‐sinusoidal vascular disorder (PSVD). The pedigree of the family demonstrated an autosomal dominant disease with variable expressivity. Whole‐genome sequencing and Sanger sequencing both validated the existence of the FCHSD1 variant and the heterozygosity of c ...
Jingxuan Shan   +19 more
wiley   +1 more source

Endoscopic intervention in obstructive renal papillary necrosis

open access: yesIndian Journal of Urology, 2004
To evaluate the usefulness of ultrasonography, endoscopic retrieval, and the outcome of patients with diabetes mellitus presenting with ureteric obstruction caused by necrosed renal papillae.
V Chandrashekar Rao   +3 more
doaj  

A rare cause of esophageal stenosis: Compression due to a thoracic osteophyte

open access: yesDEN Open
Several cases of esophageal stenosis caused by cervical vertebral osteophytes have been reported; however, few reports of esophageal stenosis caused by thoracic osteophytes are available.
Suguru Miida   +8 more
doaj   +1 more source

Natural history of liver disease in a large international cohort of children with Alagille syndrome: Results from the GALA study

open access: yesHepatology, EarlyView., 2022
Natural history of liver disease in a large international cohort of children with Alagille syndrome: Results from the GALA study. Abstract Background and Aims Alagille syndrome (ALGS) is a multisystem disorder, characterized by cholestasis. Existing outcome data are largely derived from tertiary centers, and real‐world data are lacking.
Shannon M. Vandriel   +93 more
wiley   +1 more source

Endoscopic transfer between eigenvarieties for definite unitary groups [PDF]

open access: yesarXiv, 2014
In this paper, we extend the endoscopic transfer of definite unitary group U(n), which sends a pair of automorphic forms of U(m),U(n) to an automorphic form of U(m+n), to finite slope p-adic automorphic forms for definite unitary groups by constructing a rigid analytic map between eigenvarieties E_m \times E_n \to E_{m+n}, which at classical points ...
arxiv  

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