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Porcari A, Fontana M, Canepa M, Biagini E, Cappelli F, Gagliardi C, Longhi S, Pagura L, Tini G, Dore F, Bonfiglioli R, Bauckneht M, Miceli A, Girardi F, Martini AL, Barbati G, Costanzo EN, Caponetti AG, Paccagnella A, Sguazzotti M, La Malfa G, Zampieri M, Sciagrà R, Perfetto F, Hutt D, Rapezzi1 C, Merlo M, Sinagra G, Gillmore JD. 172 CLINICAL AND PROGNOSTIC IMPLICATIONS OF RV UPTAKE WITH RADIONUCLIDE SCINTIGRAPHY IN TRANSTHYRETIN CARDIAC AMYLOIDOSIS. Eur Heart J Suppl 2022. [DOI: 10.1093/eurheartjsupp/suac121.667] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
Abstract
Abstract
Aims
The prognostic role of bone tracer uptake in transthyretin cardiac amyloidosis (ATTR-CA) is controversial. The study investigated the potential prognostic significance of biventricular (BiV) uptake in ATTR-CA.
Methods
Consecutive ATTR-CA patients who had cardiac scintigraphy with acquisition of planar and single-photon emission computed tomography (SPECT) images from the National Amyloidosis Centre (NAC) and four Italian centres were included. Planar BiV uptake was defined in presence of right ventricle (RV) uptake and graded in combination with SPECT imaging. The primary outcome was all-cause mortality.
Results
Among 1422 patients with ATTR-CA, BiV uptake was found in 85% of cases on planar scintigraphy and in 100% of cases on SPECT images. During a median follow-up of 39 months, BiV uptake at planar scintigraphy was associated with a higher all-cause mortality compared to isolated LV uptake (40.5% vs 10.7%, p<0.001), whereas the Perugini scale was not (p=0.27 in grade 2 vs 3). At multivariable analysis, RV uptake at planar scintigraphy leading to BiV uptake (HR 2.80, p=0.001), together with higher age at diagnosis (HR 1.03, p=0.001), V122I TTR variant (HR 1.60, p=0.001), NAC ATTR Stage (HR 1.29, p=0.003), E/e’ (HR 1.02, p=0.044), right atrium area index (HR 1.04, p=0.018) and GLS (HR 1.05, p=0.003) were independently associated with all-cause death. At time-dependent ROC curve analysis, the addition of planar BiV uptake to the NAC stage resulted in improved accuracy of the model for prediction of all-cause death (from AUC 0.74 to 0.79; p<0.001).
Conclusions
Planar RV uptake leading to BiV uptake identified ATTR-CA patients with worse outcome, potentially serving as a novel prognostic marker.
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Affiliation(s)
- Aldostefano Porcari
- Center For Diagnosis And Treatment Of Cardiomyopathies, Cardiovascular Department, Azienda Sanitaria Universitaria Giuliano Isontina (Asugi) And University Of Trieste , Trieste , Italy
- National Amyloidosis Centre, Division Of Medicine, University College Of London , London , United Kingdom
| | - Marianna Fontana
- National Amyloidosis Centre, Division Of Medicine, University College Of London , London , United Kingdom
| | - Marco Canepa
- Cardiovascular Unit, Department Of Internal Medicine, University Of Genova, Ospedale Policlinico San Martino Irccs , Genova , Italy
| | - Elena Biagini
- Department Of Experimental, Diagnostic And Specialty Medicine, Cardiology Unit, Irccs, University Sant’orsola Hospital, University Of Bologna , Bologna , Italy
- European Reference Network For Rare , Low Prevalence And Complex Diseases Of The Heart-Ern Guard- Heart
| | - Francesco Cappelli
- Tuscan Regional Amyloidosis Centre, Careggi University Hospital , Florence , Italy
- Cardiomyopathy Unit, Careggi University Hospital, University Of Florence , Florence , Italy
| | - Christian Gagliardi
- Department Of Experimental, Diagnostic And Specialty Medicine, Cardiology Unit, Irccs, University Sant’orsola Hospital, University Of Bologna , Bologna , Italy
- European Reference Network For Rare , Low Prevalence And Complex Diseases Of The Heart-Ern Guard- Heart
| | - Simone Longhi
- Department Of Experimental, Diagnostic And Specialty Medicine, Cardiology Unit, Irccs, University Sant’orsola Hospital, University Of Bologna , Bologna , Italy
- European Reference Network For Rare , Low Prevalence And Complex Diseases Of The Heart-Ern Guard- Heart
| | - Linda Pagura
- Center For Diagnosis And Treatment Of Cardiomyopathies, Cardiovascular Department, Azienda Sanitaria Universitaria Giuliano Isontina (Asugi) And University Of Trieste , Trieste , Italy
| | - Giacomo Tini
- Cardiovascular Unit, Department Of Internal Medicine, University Of Genova, Ospedale Policlinico San Martino Irccs , Genova , Italy
| | - Franca Dore
- Department Of Nuclear Medicine, Azienda Sanitaria Universitaria Giuliano-Isontina (Asugi) And University Of Trieste , Trieste , Italy
| | - Rachele Bonfiglioli
- Department Of Nuclear Medicine, Ircss, University Sant’orsola Hospital, University Of Bologna , Bologna , Italy
| | - Matteo Bauckneht
- Nuclear Medicine, Ircss, Ospedale Policlinico San Martino , Genova , Italy
- Department Of Health Sciences (Dissal), University Of Genova , Genova , Italy
| | - Alberto Miceli
- Nuclear Medicine, Ircss, Ospedale Policlinico San Martino , Genova , Italy
- Department Of Health Sciences (Dissal), University Of Genova , Genova , Italy
| | - Francesca Girardi
- Department Of Nuclear Medicine, Azienda Sanitaria Universitaria Giuliano-Isontina (Asugi) And University Of Trieste , Trieste , Italy
| | - Anna Lisa Martini
- Nuclear Medicine Unit, Department Of Experimental And Clinic Biomedical Sciences ”Mario Serio”, University Of Florence, Careggi University Hospital , Florence , Italy
| | - Giulia Barbati
- Department Of Medical Sciences, Biostatistics Unit, University Of Trieste , Trieste , Italy
| | - Egidio Natalino Costanzo
- Nuclear Medicine Unit, Department Of Experimental And Clinic Biomedical Sciences ”Mario Serio”, University Of Florence, Careggi University Hospital , Florence , Italy
| | - Angelo Giuseppe Caponetti
- Department Of Experimental, Diagnostic And Specialty Medicine, Cardiology Unit, Irccs, University Sant’orsola Hospital, University Of Bologna , Bologna , Italy
- Department Of Experimental, Diagnostic And Specialty Medicine, University Of Bologna , Bologna , Italy
| | - Andrea Paccagnella
- Department Of Nuclear Medicine, Ircss, University Sant’orsola Hospital, University Of Bologna , Bologna , Italy
| | - Maurizio Sguazzotti
- Department Of Experimental, Diagnostic And Specialty Medicine, Cardiology Unit, Irccs, University Sant’orsola Hospital, University Of Bologna , Bologna , Italy
- Department Of Experimental, Diagnostic And Specialty Medicine, University Of Bologna , Bologna , Italy
| | - Giovanni La Malfa
- Cardiovascular Unit, Department Of Internal Medicine, University Of Genova, Ospedale Policlinico San Martino Irccs , Genova , Italy
| | - Mattia Zampieri
- Cardiomyopathy Unit, Careggi University Hospital, University Of Florence , Florence , Italy
| | - Roberto Sciagrà
- Nuclear Medicine Unit, Department Of Experimental And Clinic Biomedical Sciences ”Mario Serio”, University Of Florence, Careggi University Hospital , Florence , Italy
| | - Federico Perfetto
- Tuscan Regional Amyloidosis Centre, Careggi University Hospital , Florence , Italy
| | - David Hutt
- National Amyloidosis Centre, Division Of Medicine, University College Of London , London , United Kingdom
| | - Claudio Rapezzi1
- European Reference Network For Rare , Low Prevalence And Complex Diseases Of The Heart-Ern Guard- Heart
- Maria Cecilia Hospital, Gvm Care & Research , Cotignola, Ravenna , Italy
| | - Marco Merlo
- Center For Diagnosis And Treatment Of Cardiomyopathies, Cardiovascular Department, Azienda Sanitaria Universitaria Giuliano Isontina (Asugi) And University Of Trieste , Trieste , Italy
| | - Gianfranco Sinagra
- Center For Diagnosis And Treatment Of Cardiomyopathies, Cardiovascular Department, Azienda Sanitaria Universitaria Giuliano Isontina (Asugi) And University Of Trieste , Trieste , Italy
| | - Julian D Gillmore
- National Amyloidosis Centre, Division Of Medicine, University College Of London , London , United Kingdom
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