26 January 2026
: Case report 
Peripheral Embolization of Amplatzer Device to External Iliac Artery: Do Asymptomatic Patients Require Intervention? A Case Report and Literature Review
Unusual or unexpected effect of treatment
Chinedu C. Okoli AEF 1*, Amelia Denney ABE 2, Scott Buchanan ABF 3, Jeremy Estrada AEF 4DOI: 10.12659/AJCR.950649
Am J Case Rep 2026; 27:e950649
Table 3 Postoperative echocardiogram parameters of the patient.
| 26 mm, Edwards SAPIEN S3 transcatheter bioprosthetic valve | TTE after TAVR (1 month after initial TAVR) | TTE 5 months after TAVR (1 month after Amplatzer device closure) | TTE 8 months after TAVR (4 months after Amplatzer device closure) | TEE 11 months after TAVR (7 months after Amplatzer device closure) |
|---|---|---|---|---|
| Position | Well-seated bioprosthetic aortic valve | Well-seated bioprosthetic aortic valve | Well-seated bioprosthetic aortic valve | Well-seated bioprosthetic aortic valve |
| LVEF | 61% | 60–65% | 58% | 60–65% |
| VMax | 4.2 m/s | 4.1 m/s | 4.2 m/s | 3.4 m/s |
| Peak instantaneous gradient | 76 mmHg | 68 mmHg | 70 mmHg | 47 mmHg |
| Mean gradient | 35 mmHg | 36 mmHg | 38 mmHg | 26 mmHg |
| Calculated area | 0.9 cm | 1.3 cm | 1.1 cm | 0.9 cm |
| Stroke volume index | 41.3 ml/m | 59.9 ml/m | 51.4 mL/m | 60.8 mL/m |
| Aortic regurgitation | Yes | Yes | Yes | Yes |
| Paravalvular leak | Moderate-to-severe perivalvular aortic regurgitation | Moderate perivalvular aortic regurgitation | Mild-to-moderate paravalvular regurgitation | Moderate paravalvular regurgitation |