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case_images: Large pulsatile mass at the right popliteal fossa.
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case_images: One year later, in a vascular surgery outpatient setting, the patient reported a growing mass at the back of the right knee (Figure 1).
case_images: Arteriography of the right leg shows a large pseudoaneurysm of the popliteal artery.
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case_images: For detailed assessment, she underwent right leg arteriography, revealing a large pseudoaneurysm in the P2 segment of the popliteal artery (Figure 2).
case_images: Posterior view of the right leg, showing surgical delimitation before incision.
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case_images: (A) Proximal and distal arterial control; (B) Dissection by planes and exposure of the pseudoaneurysm.
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case_images: Dissection by planes was conducted until the popliteal mass was isolated (Figure 4).
case_images: (A) Longitudinal incision of the aneurysm sac; (B) Aneurysm sac without intraluminal thrombi.
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case_images: After achieving proximal and distal arterial control, a longitudinal incision was made in the aneurysm sac and its contents were emptied (Figure 5).
case_images: Surgical field after resection of the redundant portion of the aneurysmal sac. P1, P2, and P3 indicate the supracondylar, interline, and infracondylar segments of the popliteal artery, respectively.
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case_images: The redundant aneurysmal sac was partially resected until a healthy area of the artery was identified (Figure 6).
case_images: Result after arterioplasty with bovine pericardium.
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case_images: Scar tissue at surgical site at 6-month postoperative follow-up.
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case_images: Six months post-surgery, the patient's surgical wound had healed well (Figure 8), although she experienced mild paresthesia in the upper posterior leg.
case_images: Stenosis at the proximal end of the bovine pericardium patch on color Doppler ultrasound.
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case_images: Arteriography confirmed critical stenosis of the popliteal artery's P2 segment, (Figure 9), which was effectively treated with angioplasty using a 6x40mm balloon (Figure 10).
case_images: (A) Critical stenosis in the P2 segment of the popliteal artery before and (B) after angioplasty.
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case_images: Arteriography confirmed critical stenosis of the popliteal artery's P2 segment, (Figure 9), which was effectively treated with angioplasty using a 6x40mm balloon (Figure 10).