#EACTS2021

Good morning everyone!

Spoilt for choice, unsure which session to attend but I am at Controversies in Transcatheter valve treatments

First talk is on TAVI in nonagenarians (>90 yrs old) - is there a survival benefit? by @RoxanneStL

Great and vital question!
#EACTS2021

If someone has already lived far past the average life expectancy in their country and is now into their 90s, can we *promise* the patient that TAVI will make them live longer?

In our centre, we feel that patients >90 need to be very motivated to have a procedure
#EACTS2021

Retrospective study looking at everyone age >90 that had TAVI & then matched them to the Quebec general population that are >90 years
#EACTS2021

I love it when we see tables like this and the presenter says "As you can see..." No, I can't see! 😆

75% Balloon-expandable THV
25% Self-expandable THV
Mortality 11/171 (6%); stroke 9/171 (5%); new LBBB 22/171 (13%)
#EACTS2021

Here are the univariable & multivariable Cox regression analyses & KM curve suggesting a significant survival advantage for those undergoing TAVI

Thought provoking...
#EACTS2021

So, the conclusion was that nonagenarians should not be denied TAVI on lack of prognostic benefit grounds

My thought is...what if high gradient severe AS but no symptoms? In our centre, an asymptomatic pt >90 would not get TAVI...what would you do in your hospital?
#EACTS2021

Next talk from @Claudmuneretto on the important issue of patients with small aortic annuli - should they have a sutureless / rapid deployment valve or a TAVI?

@GilbertTangMD @mrjzacharias
#EACTS2021

Starts by reminding us of the issues with small aortic annuli, including high risk of patient prosthesis mismatch
#EACTS2021

Retrospective study

Oh no...more propensity score matching. Let's just move on...
#EACTS2021

Less PVL & less need for pacemakers in patients with sutureless valves

After some statistical gymnastics (aka matching), there appears to be increased PPM with TAVI compared to sutureless valves also
#EACTS2021

Conclusions - Sutureless bioprostheses may be superior to TAVI in these patients with small aortic annuli

So...what do I think? I think we need...a randomised study! Maybe one is already underway, I don't know...
#EACTS2021

Next talk from @MMarinCuartas looking at outcomes when performing SAVR after a prior TAVI
#EACTS2021

A single-centre retrospective analysis of 28 patients

Main reason for re-intervention was endocarditis - important to remember this, TAVI valves are biological valves and they get infected too, just like surgical bioprostheses
#EACTS2021

Median time from TAVI to AVR was just 7 months...I guess some of these valves may have had bacterial entry into the body at the time of the TAVI procedure?
#EACTS2021

Overall mortality ~14%
#EACTS2021

Conclusions

SAVR after TAVI is feasible, but (obviously) carries high risk.

The most common reason for repeat intervention is endocarditis
#EACTS2021

Next, an interesting talk from @JohannPetersen looking at physical & mental recovery after SAVR and TAVI
#EACTS2021

A *prospective* study! Well done!

This is how physical and mental recovery were assessed
#EACTS2021

Mean age ~73-75yrs
Here are physical & mental recovery slides - I interpreted the 6MWT graph as this being greater for SAVR than TAVI? Unsure if y axis is change (delta) in 6MWT distance or absolute distance...
#EACTS2021

Here are Dr Petersen's conclusions
#EACTS2021

Next, a comparison of ProGlide versus surgical cutdown in TF TAVI from Dr Jan Rychter (Poland)
#EACTS2021

Here are the study objectives and their methodology - this is data from a national (POLTAVI) registry

As you can see, large numbers in each group
#EACTS2021

Mean age 79yrs
~20% have peripheral arterial disease
I missed the main results slide (!), here's the bleeding data
#EACTS2021

Must commend the speaker for including a limitations slide; very important to acknowledge this for these retrospective studies in which inevitably there will be biases that cannot be corrected, even by PSM!
#EACTS2021

Next, a meta-analysis of LA versus GA for TAVI from Dr Cheng (China)
#EACTS2021

I think most of us have now moved over to LA rather than GA, certainly in most UK centres that is true

Still, here's their methods...
#EACTS2021

FELLOWS / RESIDENTS - please DON'T do this!

I understand there may be a limitation on number of slides and on time but...

what am I supposed to read from this?!
#EACTS2021

Here is their conclusion

In my hospital, we only use GA for the rare transapical case or for TF cases where surgical cut-down is needed or other reasons like patient would not tolerate sedation / LA approach
#EACTS2021

Final presentation on the Royal Brompton's experience using the Tendyne TMVI system - hope you saw my thread last night on the TMVI session, so you should be up to speed with what this is! 😀

@GilbertTangMD
#EACTS2021

The Royal Brompton has a large experience with the Tendyne system, here we saw their data
#EACTS2021

Retrospective analysis of their 26 patients that had a Tendyne procedure between 2014-2020

24/26 had secondary MR
#EACTS2021

High-risk cohort, by all accounts...
#EACTS2021

Here are their results...

Significant reduction in PA pressures, no change in LV cavity size or LV EF

Improvement in NYHA status
#EACTS2021

52% survival at 3yrs; some patients died last year due to COVID-19 (may still be alive otherwise)

For patients that cannot have surgery or TEER, I think these are encouraging results...
#EACTS2021

Phew...the end!

😀

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More from @dr_benoy_n_shah

15 Oct
#EACTS2021

This 🧵is related to Thursday's symposium on Edwards' Inspiris Resilia aortic bioprosthetic valve

The hospital in which I work used this valve for ~2yrs before stopping, so I was intrigued to hear the experts

A thought-provoking session!
@rafasadaba @GilbertTangMD
#EACTS2021

First talk from Prof Takkenberg, who needs no introduction to any of you. A very important talk in which she questioned the primacy of RCTs and spoke up on the importance of 'real world' registry data, often dismissed as poor quality
#EACTS2021

I learnt a new acronym today - GOBSAT!
Good Old Boys Sat Around the Table!
i.e. expert consensus, LoE - C! Love it!

She emphasised that a lot of our evidence, esp in VHD, is GOBSAT!

@mirvatalasnag @mrjzacharias
Read 29 tweets
15 Oct
#EACTS2021

This is a 🧵all about Transcatheter Mitral Valve Implantation (TMVI). If you don't know a lot about this and want to learn more - read on! This is a summary of a great expert focus session

First talk from Dr Gry Dahle (Oslo), on why TMVI is not the same as TAVI
#EACTS2021

1st TAVI was done 10 years before 1st TMVI

TAVI has revolutionised treatment of aortic stenosis; TMVI is further behind largely due to anaromical complexity of treating the MV compared to the AV - the AV valves are much more complex than the semilunar valves!
#EACTS2021

Historical timeline of the TMVI journey (left) and the large number of devices still competing for approval in the transcatheter mitral space (right)

@GilbertTangMD @mrjzacharias @BISMICS @SCTSUK @BrHeartValveSoc
Read 25 tweets
14 Oct
#EACTS2021

Abstract session on Hot Topics in Transcatheter Therapies

Presentation from Dr Justin Robinson on use of TAVI in patients with very large aortic annuli - Results from the Michigan TAVI Quality Collaborative
#EACTS2021
Methods here: just over 200 patients with aortic annuli in excess of the normal ranges for both the Edwards Sapien and Medtronic Corevalve systems
#EACTS2021

This was not easy to read. Key data here:

Mean STS score ~5%
Device success ~95%
Pacemaker - 6% Sapien 3 vs 11% Corevalve (p<0.05)
In-hosp mortality ~2%
Read 6 tweets
14 Oct
#EACTS2021
Heart Team - does it still exist?

A very interesting session this morning - a 🧵
#EACTS2021
Dr Alfieri reminded us that medicine has a long history of collaboration between different specialties and areas of science/engineering

He gave the example of Lowell Edwards (engineer) & Albert Starr (surgeon) to create the ball-in-cage valve - same for Bjork-Shiley
#EACTS2021

Why do we have a Heart Team?

Dr Alfieri highlighted this can broadly be divided into these three categories. I really like this...
Read 21 tweets
13 Oct
#EACTS2021

Great first day. My favourite presentation was on the Carmat Total Artificial Heart (C TAH), presented by Professor @netuka_ivan

@rafasadaba
#EACTS2021
The C TAH is probably the world's most advanced total artificial heart & is designed for patients with severe biventricular failure (i.e. for whom an LVAD would be insufficient).

It gained a CE mark last year and has an FDA approval for early feasibility studies
#EACTS2021

The device has an implantable prosthesis and an external power supply to which it is constantly connected
Read 14 tweets
4 Sep
This is a 🧵 about physical examination, and what role it (still) plays in modern clinical practice. Decided to write this after seeing a post earlier this yr by @RichardLehman1 on this issue and some people replying that examination was much less relevant in the modern era
I'd like to share 3 case examples of why I don't believe that is true. POCUS is a valuable *adjunct* to the initial clinical assessment, which includes both history & exam (H&E). The H&E should direct which tests you want & what Q you're asking

1. MR case
2. AS case
3. HF case
Case 1
Pt referred to @UHS_valveclinic with new murmur. Completely asymptomatic, very fit & active. Phys exam revealed a prominent systolic murmur, no other abN findings.

TTE images were hard...here is PLAX

@echo_stepbystep @iamritu @purviparwani @rajdoc2005 @mswami001
Read 23 tweets

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