PMC10203901_01
**The locations of the floating thrombus, gooseneck catcher, and PICC are indicated in the image by the five-pointed star, triangle, and circle, respectively. (A) Location of thrombus under transesophageal ultrasound (B) Location of thrombus and snare under transesophageal ultrasound (C) 3D reconstruction after endovascular treatment.
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F1
Transesophageal echocardiography (TOE) showed the thrombotic nature of the mass and described the IFB as a cord-shape formation in front of the caudal end of the PICC line with the tail floating into the right atrium, near the tricuspid valve (Figure 1).
(A) Removed thrombus. (B) The size of the removed thrombus (C) Pathological findings of thrombus (mixed thrombus).
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F2
Postoperative pathology showed that the foreign body was old thrombus (Figure 2).