scholarly journals Ultrasound point shear wave elastography of the pancreas: comparison of patients with type 1 diabetes and healthy volunteers – results from a pilot study

2018 ◽  
Vol 18 (1) ◽  
Author(s):  
Sophie Püttmann ◽  
Janina Koch ◽  
Jochen Paul Steinacker ◽  
Stefan Andreas Schmidt ◽  
Thomas Seufferlein ◽  
...  
2017 ◽  
Vol 19 (1) ◽  
pp. 39 ◽  
Author(s):  
Mikail İnal ◽  
Sinan Tan ◽  
Erhan M. Yumusak ◽  
Mehmet Hamdi Şahan ◽  
Murat Alpua ◽  
...  

Aims: Our aim was to evaluate the elasticity features of the optic nerve using strain (SE) and shear wave elastography (SWE) in multiple sclerosis (MS) patients in comparison with healthy subjects. Material and methods: One hundred and seven optic nerves from 54 MS patients and 118 optic nerves from 59 healthy subjects were examined prospectively by SE and SWE. Optic nerves were divided into three types in accordance to the elasticity designs, as follows: type 1 predominantly blue (hardest tissue); type 2 predominantly blue/green (hard tissue); and type 3 predominantly green (intermediate tissue). Quantitative measurements of optic nerve hardness with SWE were analyzed in kilopascals. Results: Elastographic images from healthy volunteers showed mostly type 3 optic nerves (61.9%); type 2 was also found (38.1%), but type 1 was not observed. Elastographic examination of MS patients showed mostly type 2 optic nerves (88%), while some type 1 (4.6%) and type 3 optic nerves (6.5%) were rarely observed. There was a statistically significant difference in terms of elasticity patterns between patients and healthy volunteers (p<0.001). Statistically significant differences were observed between patients and healthy volunteers in the analysis of SWE values (10.381±3.48 kPa and 33.87±11.64 p<0.001). The receiver operating characteristic curve analysis was perfect (0.993; 95% confidence interval [CI]=0.971–0.999), and a cut-off value of 18.3 kPa shear had very high sensitivity and specificity for the patient group. No significant differences were observed between patients with and without previous optic neuritis. Conclusion: SE and SWE examination findings concerning the optic nerve in MS patients demonstrated remarkable differences according to the healthy group.


2019 ◽  
Vol 48 (8) ◽  
pp. 1241-1249
Author(s):  
Nakul Gupta ◽  
John S. Labis ◽  
Joshua Harris ◽  
Michael A. Trakhtenbroit ◽  
Leif E. Peterson ◽  
...  

2018 ◽  
Vol 14 (4) ◽  
pp. 395-403 ◽  
Author(s):  
Karem Mileo Felício ◽  
Ana Carolina Contente Braga de Souza ◽  
Joao Felicio Abrahao Neto ◽  
Franciane Trindade Cunha de Melo ◽  
Carolina Tavares Carvalho ◽  
...  

Endocrine ◽  
2021 ◽  
Author(s):  
Domenico Corica ◽  
Antonio Bottari ◽  
Tommaso Aversa ◽  
Letteria Anna Morabito ◽  
Selenia Curatola ◽  
...  

PLoS ONE ◽  
2018 ◽  
Vol 13 (11) ◽  
pp. e0207065 ◽  
Author(s):  
Catherine A. Sullivan ◽  
Jose M. Cacicedo ◽  
Iniya Rajendran ◽  
Devin W. Steenkamp

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