Journal: Cardiovascular Diagnosis and Therapy

Article Title: Three-dimensional speckle-tracking echocardiography: benefits and limitations of integrating myocardial mechanics with three-dimensional imaging

doi: 10.21037/cdt.2017.06.01

Figure Lengend Snippet: Studies reporting reference values for 3D strain parameters from healthy volunteers

Article Snippet: Suggested reference values and the main characteristics of the study are summarized in . table ft1 table-wrap mode="anchored" t5 caption a7 Author Number population (age range) Ultrasound system 3DSTE software 3D global longitudinal strain 3D global circumferential strain 3D global radial strain 3D area strain (or 3D principal tangential strain^) Kleijn et al. [2015] ( 41 ) 303 [18–82] Artida 4D (Toshiba Medical Systems) Toshiba Medical Systems −15.9±2.4 −30.6±2.6 35.6±10.3 −42.0±2.4 Muraru et al. [2014] ( 18 ) 265 [18–76] Vivid E9 scanner (GE Vingmed Ultrasound) 4D AutoLVQ (EchoPac BT12 and 13, GE Vingmed Ultrasound) −19 [−21, −17]* −18 [−20, −17]* 52 [47−59]* −33 [−36,−31]* Muraru et al. [2014] ( 18 ) 265 [18–76] Vivid E9 scanner (GE Vingmed Ultrasound) 4D LV Analysis (TomTec Imaging Systems) −20 [−23, −18]* −28 [−31, −25]* 41 [36–44]* −32 [−35, −29]* Kaku et al. [2014] ( 40 ) 313 [1–88] Sonos 7500 or iE33 scanner (Philips Medical Systems) 4D LV Analysis (TomTec Imaging Systems) −20.3±3.2 −28.9±4.6 – −37.6±4.8 Pérez de Isla et al. [2011] ( 43 ) 60 [23–53] Artida 4D (Toshiba Medical Systems) Toshiba Medical Systems – – – −38.8±5.8 Open in a separate window ^, three-dimensional strain or principal tangential strain (4D LV-Analysis); *, reference values are expressed as median [first quartile, third quartiles]. caption a8 Studies reporting reference values for 3D strain parameters from healthy volunteers It is worth noting that all normative studies report age and gender relationships of LV 3D strain.

Techniques: Software, Imaging