Quantitative cervical elastography during pregnancy: influence of setting features on strain calculation

Verfasser / Beitragende:
[Arrigo Fruscalzo, Ambrogio Londero, Ralf Schmitz]
Ort, Verlag, Jahr:
2015
Enthalten in:
Journal of Medical Ultrasonics, 42/3(2015-07-01), 387-394
Format:
Artikel (online)
ID: 605539596
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024 7 0 |a 10.1007/s10396-015-0619-3  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s10396-015-0619-3 
245 0 0 |a Quantitative cervical elastography during pregnancy: influence of setting features on strain calculation  |h [Elektronische Daten]  |c [Arrigo Fruscalzo, Ambrogio Londero, Ralf Schmitz] 
520 3 |a Aim: To evaluate the influence on feasibility and reliability of quantitative tissue Doppler imaging (TDI)-based cervical elastography of the cycle phase and of the derivative pitch (DP) selected during tissue strain (TS) calculation across all three trimesters of pregnancy. Materials and methods: The pilot study included 17 patients collected between the 12th and the 42nd week of gestation. The TS was measured by a single operator by quantitative elastography. The influence of DP values (5, 10, 15, and 20mm) and phase (compression versus relaxation) was tested after a cycle of freehand compression and relaxation of the cervix through the vaginal probe. Feasibility and intra-operator intraclass correlation coefficient (ICC) agreement for strain measurement were also evaluated for every setting used. Results: TS values were inversely correlated with DP and were slightly higher if measured during a compression phase. TDI-based cervical elastography was feasible in all cases. Reliability for the process of strain calculation of different raw datasets was very good (ICC agreement ranging between 0.79 and 0.87), while excellent considering the same raw dataset (ICC agreement ranging between 0.93 and 0.95). Conclusions: The DP and cycle phase influenced the strain values calculated. Nonetheless, TDI-based cervical elastography was feasible and reliable for all the settings considered. 
540 |a The Japan Society of Ultrasonics in Medicine, 2015 
690 7 |a Ultrasonography  |2 nationallicence 
690 7 |a Cervical elastography  |2 nationallicence 
690 7 |a Cervix uteri  |2 nationallicence 
690 7 |a Pregnancy  |2 nationallicence 
690 7 |a Reproducibility of results  |2 nationallicence 
690 7 |a Derivative pitch  |2 nationallicence 
700 1 |a Fruscalzo  |D Arrigo  |u Frauenklinik, Mathias-Spital Rheine, Frankenburgstr. 31, 48431, Rheine, Germany  |4 aut 
700 1 |a Londero  |D Ambrogio  |u Clinic of Obstetrics and Gynaecology, University Hospital of Udine, P.le S. M. Della Misericordia 1, 35100, Udine, Italy  |4 aut 
700 1 |a Schmitz  |D Ralf  |u Klinik für Frauenheilkunde und Geburtshilfe, Universitätsklinikum Münster, Albert-Schweitzer-Campus 1, 48149, Münster, Germany  |4 aut 
773 0 |t Journal of Medical Ultrasonics  |d Springer Japan  |g 42/3(2015-07-01), 387-394  |x 1346-4523  |q 42:3<387  |1 2015  |2 42  |o 10396 
856 4 0 |u https://doi.org/10.1007/s10396-015-0619-3  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s10396-015-0619-3  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Fruscalzo  |D Arrigo  |u Frauenklinik, Mathias-Spital Rheine, Frankenburgstr. 31, 48431, Rheine, Germany  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Londero  |D Ambrogio  |u Clinic of Obstetrics and Gynaecology, University Hospital of Udine, P.le S. M. Della Misericordia 1, 35100, Udine, Italy  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Schmitz  |D Ralf  |u Klinik für Frauenheilkunde und Geburtshilfe, Universitätsklinikum Münster, Albert-Schweitzer-Campus 1, 48149, Münster, Germany  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Journal of Medical Ultrasonics  |d Springer Japan  |g 42/3(2015-07-01), 387-394  |x 1346-4523  |q 42:3<387  |1 2015  |2 42  |o 10396