대한근골격영상의학회

Title : Case 722

Age / Sex : 65 / M Chief complaint : Palpable mass-like lesion after ankle surgery What is your diagnosis? Two weeks later, you can see the final diagonosis with a brief discussion of this case (Please submit only one answer). Courtesy : 홍지현, Ji Hyun Hong, 강동성심병원, Kangdong Sacred Heart Hospital Diagnosis: Pseudoaneurysm of anterior tibial artery Discussion Findings 1.A 2.8x2.2x3.0 cm sized circumscribed mass in the anterolateral side of ankle 2.Signal void from turbulent flow and pulsation artifact in the anterior side of mass 3.Low signal intensity at T1, T2 and fat-suppressed T2WI without enhancement in the posterior side of mass Differential diagnosis(보내주신 감별진단만 semi-correct로 인정 합니다) Hematoma References A traumatic false aneurysm of the ankle: an unusual bump on the forefoot, http://dx.doi.org/10.1136/bcr-2014-205955 Pseudoaneurysm after total knee arthroplasty: imaging findings in 7 patients, Skeletal Radiology volume 48, pages699–706(2019)

Title : Case 722

Age / Sex : 65 / M

Chief complaint : Palpable mass-like lesion after ankle surgery

What is your diagnosis?

Two weeks later, you can see the final diagonosis with a brief discussion of this case (Please submit only one answer).

Courtesy : 홍지현, Ji Hyun Hong, 강동성심병원, Kangdong Sacred Heart Hospital

Diagnosis:

Pseudoaneurysm of anterior tibial artery

Discussion

Findings

1.A 2.8x2.2x3.0 cm sized circumscribed mass in the anterolateral side of ankle

2.Signal void from turbulent flow and pulsation artifact in the anterior side of mass

3.Low signal intensity at T1, T2 and fat-suppressed T2WI without enhancement in the posterior side of mass

Differential diagnosis(보내주신 감별진단만 semi-correct로 인정 합니다)

Hematoma

References

A traumatic false aneurysm of the ankle: an unusual bump on the forefoot, http://dx.doi.org/10.1136/bcr-2014-205955

Pseudoaneurysm after total knee arthroplasty: imaging findings in 7 patients, Skeletal Radiology volume 48, pages699–706(2019)

Correct Answer
Total applicants	35	Correct answers	4
Name		Institution
박영태		서울아산병원, 전문의
서현주		전문의
김경호		전문의
김성진		365병원, 전문의