Role of endoscopic ultrasonography in the diagnosis and therapy of pancreatic and biliary tumors

2002 ◽  
Author(s):  
Hamed Al-Tamimi ◽  
Eugene A. Trowers
2020 ◽  
Vol 28 (3) ◽  
pp. 399-405
Author(s):  
Fabrizio Fontana ◽  
Olga A. Babenko

Aim of this letter is to attract the attention of journal readers to the study of exosomes as an important direction in the development of Oncology, in particular, in the diagnosis and treatment of prostate cancer. Exosomes are produced by tumor cells and regulate proliferation, metastasis, and the development of chemoresistance. Their extraction from biological fluids allows further use of these vesicles as potential biomarkers of prostate cancer. In the future, exosomes can be successfully used in the delivery of drugs and other anti-tumor substances to cancer cells.


2021 ◽  
Vol 51 (2) ◽  
Author(s):  
Marianela Arramón ◽  
Agustina Redondo ◽  
Pablo Cura ◽  
Fernando Baldoni ◽  
Ana Brizio ◽  
...  

Endoscopic ultrasonography is the method of choice for detection of morphologic changes related to chronic pancreatitis. There are criteria, in the literature, that evaluate morphologic changes by endoscopic ultrasonography suggestive of chronic pancreatitis. The most widely used are the Rosemont criteria. Currently, the most effective diagnostic methods for exocrine pancreatic insufficiency are fat quantification (disused) and the 13C-mixed triglyceride breath test, not available in our country. However, the probability of diagnosis of pancreatic insufficiency can be estimated over the base of symptoms, malnutrition parameters, faecal elastase and signs of chronic pancreatitis in images. The aim of this study was to determine the correlation, probability and severity of exocrine pancreatic insufficiency, according to Rosemont criteria, in patients with chronic pancreatitis. A retrospective descriptive study was performed. Data were collected from patients between April of 2017 and April of 2018. The data gathered was based on pancreatic morphologic characteristics according to Rosemont criteria and related to the diagnosis of exocrine pancreatic insufficiency diagnosis based on the levels of stool elastase. Twenty one patients with chronic pancreatitis were included. The presence of hyperechogenic foci > 2 mm with posterior acoustic shadowing was associated with the presence of severe exocrine pancreatic insufficiency (p < 0.001). In our study, the association between parenchymal morphologic findings of chronic pancreatitis was significant in predicting exocrine pancreatic insufficiency. The role of endoscopic ultrasonography in predicting functional compromise in patients with chronic pancreatitis is promising.


2015 ◽  
Vol 30 (10) ◽  
pp. 4193-4199 ◽  
Author(s):  
Chan Hyuk Park ◽  
Jun Chul Park ◽  
Hyunsoo Chung ◽  
Sung Kwan Shin ◽  
Sang Kil Lee ◽  
...  

1977 ◽  
Vol 86 (5) ◽  
pp. 633-634 ◽  
Author(s):  
George D. Lyons ◽  
Maynard E. Garrett ◽  
David G. Fourrier

The increasing use of transtracheal procedures by various specialties has caused a rash of new complications which have interested the endoscopist. These complications have resulted from the many diagnostic and therapeutic procedures involving the percutaneous puncture of the laryngeal or tracheal air space. The validity of these procedures is not questioned. However, they have spawned a host of diverse and bizarre complications which have led to serious and even fatal problems. The role of the endoscopist as a consultant in both the diagnosis and therapy of these developments must be understood and stressed.


Author(s):  
Toshihisa Ishikawa ◽  
Yoshinaga Kajimoto ◽  
Yutaka Inoue ◽  
Yoji Ikegami ◽  
Toshihiko Kuroiwa

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