Hypo-attenuated leaflet thickening in surgically-implanted mitral bioprosthesis

Table 3 Summary of three patients with HALT

	Age (years)/Sex	Preoperative diagnosis	Procedure	Antithrombotic therapy at discharge	At the timing of detection	Degree of leaflet immobility in TTE (concordance with CT)	HALT area (mm²)	Clinical symptom	Max mean PG (mmHg) /MR
1	65/Male	PMR	MVR, CABG	Coumadin	Aspirin 3.6 years	Moderate	40.8	None	8/Trivial
2	74/Female	MS	Redo-MVR (previous ASD repair)	Coumadin and aspirin	Coumadin 2.3 years	Mild	40.3	None	5/Mild
3	72/Male	AS, MR	AVR, MVR, MAZE	Aspirin	None 4.1 years	Moderate	48.7	None	2.7/Mild

AS Aortic stenosis, ASD Atrial septal defect, AVR Aortic valve replacement, CABG Coronary artery bypass graft, CT Computed tomography, MR Mitral regurgitation, HALT Hypo-attenuated leaflet thickening, MS Mitral stenosis, MVR Mitral valve replacement, PG Pressure gradient, PMR Papillary muscle rupture, TTE Transthoracic echocardiogram

ISSN: 1749-8090