Non-contrast second harmonic imaging improves interobserver agreement and accuracy of dobutamine stress echocardiography in patients with impaired image quality

A Franke; R Hoffmann; H P Kühl; W Lepper; O A Breithardt; M Schormann; P Hanrath

doi:10.1136/heart.83.2.133

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Cardiovascular medicine

Non-contrast second harmonic imaging improves interobserver agreement and accuracy of dobutamine stress echocardiography in patients with impaired image quality

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Online download statistics by month: January 2000 to March 2024

	Abstract	Full	Pdf
Jan 2000	26	37	7
Feb 2000	52	128	20
Mar 2000	11	36	14
Apr 2000	1	11	8
May 2000	4	10	5
Jun 2000	0	24	4
Jul 2000	3	6	2
Aug 2000	3	7	3
Sep 2000	2	10	4
Oct 2000	10	17	3
Nov 2000	2	11	7
Dec 2000	10	16	6
Jan 2001	4	13	0
Feb 2001	4	12	0
Mar 2001	3	5	0
Apr 2001	6	11	1
May 2001	1	15	2
Jun 2001	3	5	3
Jul 2001	9	19	11
Aug 2001	0	13	3
Sep 2001	6	10	3
Oct 2001	2	12	2
Nov 2001	4	27	6
Dec 2001	2	10	7
Jan 2002	7	15	5
Feb 2002	0	5	2
Mar 2002	2	12	5
Apr 2002	0	7	2
May 2002	2	6	0
Jun 2002	3	6	2
Jul 2002	4	5	3
Aug 2002	1	8	4
Sep 2002	1	12	9
Oct 2002	1	7	6
Nov 2002	0	4	26
Dec 2002	2	10	3
Jan 2003	0	5	4
Feb 2003	3	2	5
Mar 2003	2	13	11
Apr 2003	2	10	7
May 2003	5	12	5
Jun 2003	2	11	2
Jul 2003	6	4	0
Aug 2003	13	11	0
Sep 2003	9	11	3
Oct 2003	8	13	0
Nov 2003	18	10	1
Dec 2003	7	10	0
Jan 2004	19	14	0
Feb 2004	8	7	2
Mar 2004	14	20	5
Apr 2004	11	13	2
May 2004	37	31	2
Jun 2004	39	46	3
Jul 2004	44	48	1
Aug 2004	40	51	7
Sep 2004	24	52	3
Oct 2004	17	29	13
Nov 2004	11	21	11
Dec 2004	5	15	4
Jan 2005	17	31	8
Feb 2005	16	32	8
Mar 2005	17	23	11
Apr 2005	10	16	5
May 2005	2	9	5
Jun 2005	6	10	8
Jul 2005	4	8	13
Aug 2005	6	15	21
Sep 2005	2	24	5
Oct 2005	4	16	6
Nov 2005	5	18	6
Dec 2005	5	19	8
Jan 2006	3	18	5
Feb 2006	8	22	3
Mar 2006	3	28	11
Apr 2006	8	15	6
May 2006	11	12	7
Jun 2006	8	5	5
Jul 2006	4	6	4
Aug 2006	8	9	4
Sep 2006	8	8	9
Oct 2006	11	10	7
Nov 2006	16	15	6
Dec 2006	8	10	14
Jan 2007	7	49	12
Feb 2007	12	11	7
Mar 2007	5	10	3
Apr 2007	15	8	10
May 2007	14	3	3
Jun 2007	6	1	2
Jul 2007	5	5	0
Aug 2007	5	0	0
Sep 2007	11	7	4
Oct 2007	11	1	1
Nov 2007	2	0	3
Dec 2007	5	2	3
Jan 2008	4	3	5
Feb 2008	7	4	4
Mar 2008	14	3	1
Apr 2008	8	4	6
May 2008	8	5	3
Jun 2008	6	0	2
Jul 2008	8	7	2
Aug 2008	9	1	3
Sep 2008	15	0	1
Oct 2008	6	1	0
Nov 2008	10	2	6
Dec 2008	7	1	0
Jan 2009	7	0	2
Feb 2009	9	19	0
Mar 2009	6	9	2
Apr 2009	3	9	1
May 2009	7	9	1
Jun 2009	6	8	1
Jul 2009	6	9	0
Aug 2009	8	8	0
Sep 2009	5	8	0
Oct 2009	7	7	1
Nov 2009	5	12	2
Dec 2009	6	3	1
Jan 2010	6	1	1
Feb 2010	5	1	0
Mar 2010	4	0	1
Apr 2010	5	1	0
May 2010	8	1	2
Jun 2010	11	1	2
Jul 2010	7	4	3
Aug 2010	99	40	21
Sep 2010	192	80	51
Oct 2010	79	26	39
Nov 2010	35	4	22
Dec 2010	15	7	3
Jan 2011	23	2	0
Feb 2011	32	12	9
Mar 2011	30	21	17
Apr 2011	16	20	0
May 2011	20	10	1
Jun 2011	46	4	0
Jul 2011	26	9	2
Aug 2011	15	10	3
Sep 2011	43	8	1
Oct 2011	18	3	1
Nov 2011	25	7	5
Dec 2011	21	22	22
Jan 2012	24	33	17
Feb 2012	14	23	12
Mar 2012	10	23	6
Apr 2012	21	6	4
May 2012	10	22	5
Jun 2012	9	29	12
Jul 2012	11	39	4
Aug 2012	12	36	4
Sep 2012	29	21	10
Oct 2012	30	30	13
Nov 2012	40	43	9
Dec 2012	15	8	1
Jan 2013	25	12	1
Feb 2013	38	4	1
Mar 2013	29	4	1
Apr 2013	49	10	3
May 2013	37	4	2
Jun 2013	110	17	1
Jul 2013	44	31	0
Aug 2013	32	1	0
Sep 2013	174	15	2
Oct 2013	72	9	1
Nov 2013	23	51	2
Dec 2013	16	21	0
Jan 2014	3	5	0
Feb 2014	5	0	0
Mar 2014	18	7	0
Apr 2014	10	3	1
May 2014	9	3	0
Jun 2014	8	0	0
Jul 2014	24	6	1
Aug 2014	5	1	1
Sep 2014	10	2	0
Oct 2014	17	1	2
Nov 2014	2	0	0
Dec 2014	11	4	0
Jan 2015	9	0	1
Feb 2015	8	1	4
Mar 2015	3	3	0
Apr 2015	15	0	1
May 2015	9	1	0
Jun 2015	4	2	2
Jul 2015	5	1	0
Aug 2015	2	1	0
Sep 2015	17	6	1
Oct 2015	10	2	1
Nov 2015	10	1	2
Dec 2015	13	0	1
Jan 2016	4	1	2
Feb 2016	10	3	2
Mar 2016	11	4	3
Apr 2016	6	1	4
May 2016	9	6	6
Jun 2016	11	1	2
Jul 2016	11	2	8
Aug 2016	8	0	9
Sep 2016	19	3	9
Oct 2016	14	4	10
Nov 2016	14	3	6
Dec 2016	12	4	2
Jan 2017	20	10	4
Feb 2017	5	3	3
Mar 2017	6	13	3
Apr 2017	1	8	2
May 2017	3	7	2
Jun 2017	3	3	1
Jul 2017	5	4	0
Aug 2017	7	7	1
Sep 2017	112	100	0
Oct 2017	148	136	4
Nov 2017	27	17	1
Dec 2017	10	6	1
Jan 2018	15	11	2
Feb 2018	10	8	2
Mar 2018	17	15	1
Apr 2018	17	11	2
May 2018	23	15	3
Jun 2018	12	10	1
Jul 2018	12	4	1
Aug 2018	12	6	2
Sep 2018	18	14	3
Oct 2018	10	6	1
Nov 2018	3	3	0
Dec 2018	8	8	0
Jan 2019	9	5	2
Feb 2019	5	2	3
Mar 2019	5	4	4
Apr 2019	3	3	7
May 2019	2	2	3
Jun 2019	9	7	3
Jul 2019	3	3	2
Aug 2019	10	2	3
Sep 2019	6	4	1
Oct 2019	4	2	2
Nov 2019	3	1	2
Dec 2019	8	4	3
Jan 2020	2	2	2
Feb 2020	5	3	1
Mar 2020	1	1	1
Apr 2020	9	4	2
May 2020	8	8	2
Jun 2020	12	6	3
Jul 2020	4	4	0
Aug 2020	9	6	5
Sep 2020	14	12	3
Oct 2020	7	6	4
Nov 2020	11	4	4
Dec 2020	8	6	1
Jan 2021	5	5	1
Feb 2021	2	2	3
Mar 2021	3	3	1
Apr 2021	5	5	3
May 2021	5	4	2
Jun 2021	5	5	1
Jul 2021	2	2	4
Aug 2021	1	1	3
Sep 2021	3	3	5
Oct 2021	3	3	16
Nov 2021	9	9	21
Dec 2021	10	8	1
Jan 2022	5	5	1
Feb 2022	9	7	4
Mar 2022	9	7	5
Apr 2022	11	9	4
May 2022	7	7	6
Jun 2022	5	5	6
Jul 2022	9	9	1
Aug 2022	44	35	9
Sep 2022	4	3	12
Oct 2022	7	5	2
Nov 2022	7	7	1
Dec 2022	8	6	2
Jan 2023	6	4	3
Feb 2023	73	72	2
Mar 2023	34	26	4
Apr 2023	4	4	7
May 2023	1	1	4
Jun 2023	4	4	1
Jul 2023	3	3	4
Aug 2023	1	1	4
Sep 2023	9	10	2
Oct 2023	6	6	4
Nov 2023	6	6	0
Dec 2023	8	2	0
Jan 2024	12	0	0
Feb 2024	16	0	0
Mar 2024	151	0	0
Total	4184	3317	1206

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