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Page 1: µο Lutembacher µ - Livemedia.grstatic.livemedia.gr/hcs2/documents/al18822_us41_20161024180037_41_nikolaidou.pdfLUTEMBACHER SYNDROME Described by René Lutembacher in 1916 Mitral
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Χ. ΝΙΚΟΛΑΙΔΟΥ, Θ. ΚΑΡΑΜΗΤΣΟΣ, Ι. ΤΖΙΑΤΖΙΟΣ, Σ. ΧΑΤΖΗΜΙΛΤΙΑΔΗΣ, Χ. ΚΑΡΒΟΥΝΗΣ

ΠΑΝΕΠΙΣΤΗΜΙΑΚΟ ΓΕΝΙΚΟ ΝΟΣΟΚΟΜΕΙΟ ΘΕΣΣΑΛΟΝIΚΗΣ ΑΧΕΠΑ

Ιατρογενές σύνδροµο Lutembacher µετά από

διαδερµική βαλβιδοπλαστική της µιτροειδούς βαλβίδας

ΕΠΕΜΒΑΤΙΚΗ ΚΑΡΔΙΟΛΟΓΙΑ ΣΤΗ ΔΟΜΙΚΗ ΚΑΡΔΙΟΠΑΘΕΙΑ

Page 3: µο Lutembacher µ - Livemedia.grstatic.livemedia.gr/hcs2/documents/al18822_us41_20161024180037_41_nikolaidou.pdfLUTEMBACHER SYNDROME Described by René Lutembacher in 1916 Mitral

Patient Characteristics▪ Male, 67 years old (01/2012)

▪ Weight: 92 Kg, Height: 1.63 m (BMI 34.6)

▪ Dyspnea (NYHA III), Fatigue (1 y)

❑ S1 (loud), S2, irregular

❑ Mid diastolic murmur, mild systolic ejection murmur

❑ ECG: AF, laboratory values: INR 1.7

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Patient History

▪ Rheumatic MV stenosis (1985)

▪ Arterial Hypertension (10 y)

▪ Permanent AF (5 y)

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TTE

parasternal long axis apical 4-CH view

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TTE

parasternal short axis

Planimetry: MVA 1.1 – 1.2 cm²

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Aortic stenosis

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RV systolic function

TAPSE = 1.82 cm Sm= 0.1 m/s

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TEE

Dense spontaneous echo contrast in LA Absence of LAA thrombus

MV, TV and the interatrial septum

Page 10: µο Lutembacher µ - Livemedia.grstatic.livemedia.gr/hcs2/documents/al18822_us41_20161024180037_41_nikolaidou.pdfLUTEMBACHER SYNDROME Described by René Lutembacher in 1916 Mitral

TEE

Mild mitral regurgitation

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CARDIAC CATHETERIZATION

(26/01/2012)

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Unobstructed coronary arteries

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0

10

20

40

30

LA - LV pressure gradient

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Hemodynamics table

Cardiac chamber Values (mmHg)

RA 6 (mean)RV 35/5LA 11 (mean)LV 150/6AscAo 150/70MV gradient 5 (mean)

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PMC – Inoue technique

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0

10

20

40

30

LA - LV pressure gradient immediately post PMC

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TEE: post PMC

pre PMC

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Atrial Septal Shunt

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Patient discharged 05/02/2012, clinically improved

▪ Did not present for scheduled FU

▪ 12/05/2015 Presented with dyspnoea and peripheral oedema

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TTE (12/05/2015)

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RA, RV dilatation Moderate-to-severe TR

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ASD

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PERCUTANEOUS MITRAL COMMISSUROTOMYComplications:

▪ Mortality 0,5 – 4%

▪ Heamopericardium 0,5 – 10%

▪ Embolism 0,5 – 5%

▪ Severe regurgitation 2 – 10%

▪ Emergency surgery <1%

▪ iatrogenic left-to-right shunt at the interatrial level

Page 24: µο Lutembacher µ - Livemedia.grstatic.livemedia.gr/hcs2/documents/al18822_us41_20161024180037_41_nikolaidou.pdfLUTEMBACHER SYNDROME Described by René Lutembacher in 1916 Mitral

LUTEMBACHER SYNDROME

Described by René Lutembacher in 1916

▪ Mitral stenosis congenital or acquired

▪ Left-to-right atrial shunt (ASD), congenital or acquired

❖ Incidence of ASD in patients with MS 0.6 - 0.7%

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IATROGENIC LEFT-TO-RIGHT SHUNTS▪ Frequency 10 – 90%

▪ Persist for months (usually up to 1 year) and in some cases for years (up to 6 years)

▪ Usually small and restrictive, and haemodynamically insignificant (Qp/Qs < 1.5)

▪ Possible mechanisms: location of septostomy, multiple septostomies, insufficient

deflation while withdrawing the balloon catheter, size of the transseptal sheath or

guiding catheter

▪ May be associated with worse clinical outcomes and increased mortality, and in rare

cases with acute cardiac decompensation.

Korkmaz et al. Tex Heart Inst J. 2011;38(5): 523-527 Masakiyo Nobuyoshi et al. Circulation. 2009;119:e211-e219

Schueler et al. JACC 2015; 8(3):450-459

Page 26: µο Lutembacher µ - Livemedia.grstatic.livemedia.gr/hcs2/documents/al18822_us41_20161024180037_41_nikolaidou.pdfLUTEMBACHER SYNDROME Described by René Lutembacher in 1916 Mitral

CARDIAC CATHETERIZATION

(21/05/2015)

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40

RA pressure

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40

RV pressure

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PCWP, LV gradient

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RV ventriculogram

RVEF 46.3%

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Hemodynamics table

Cardiac chamber Values (mmHg)

RA 9 (mean)PA 52/24 (37)

LA 11 (mean)

LV 150/5

AscAo 130/85

ΑV gradient 20

MV gradient 6 (mean)

CO RV 7.92 L/min

CO LV 3.45 L/min

Qp/Qs 2.3

Page 32: µο Lutembacher µ - Livemedia.grstatic.livemedia.gr/hcs2/documents/al18822_us41_20161024180037_41_nikolaidou.pdfLUTEMBACHER SYNDROME Described by René Lutembacher in 1916 Mitral

Heart Team Discussion➢ MV stenosis (haemodynamically significant)

➢ AV stenosis (moderate)

➢ ASD

➢ TV regurgitation (moderate-to-severe)

➢ RV dysfunction

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CMR

(28/05/2015)

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Thickened MV leaflets, very restricted motion of the posterior leaflet. Typical

doming of the anterior leaflet, with moderate valve stenosis.

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ASD, wide jet with significant left-to-right shunt (~ 19 x 12 mm, vol ~ 43 ml)

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Severe TR (Reg Vol 52 ml, Reg fraction 40%) – wide regurgitant jet, reaching the roof of the right atrium.

Tricuspid AV – thickened and calcified cusps, moderate stenosis (AVA with planimetry 1.2 – 1.3 cm2)

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EDV (ml) ESV (ml) CO (ml) EF (%) Mass (g) Mass/BSA (g/m2)

LV 151 (102-218)

73 (18-82)

77 (74-150)

52 (57-81)

132 (81-165)

71 (45-81)

RV 347 (124-256)

177 (38-118)

170 (75-151)

49 (47-71)

LV with normal dimensions and marginal systolic impairment.

Low normal RVEF (probably overestimated due to volume overload).

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SURGERY(11/06/2015)

▪ MVR – ATS 31 mm

▪ AVR – ATS 23 mm

▪ TV repair

▪ ASD closure

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AL

PL

PC

AC

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Persistent iASDs

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❑Unfavourable anatomy:

▪Echo score > 8

▪Cormier score 3 (calcification of MV of any extent on fluoroscopy)

▪Very small MVA

▪Severe TR

❑Unfavourable clinical characteristics:

▪Old age

▪History of commissurotomy

▪NYHA class IV

▪Permanent AF

▪Severe PH