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ABDOMEN / Hepatobiliary 73 / M, Incidental hepatic masses
Number of Applicants : 25
2016-10-14
| About Author | |
| Authors | Chansik An |
| Institution | Yonsei University, College of Medicine, Severance |
| chansikan@yuhs.ac | |
| About Case | |||
| Chief complaint or Title |
Incidental hepatic masses | ||
| Age | 73 | Sex | M |
| Difficulty | For resident, For specialist | ||
| Modality | CT, MR | ||
| Case Figures | |||||||||
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| Questions | ||
| What is your most likely diagnosis of the lesion? |
| Answer | |||
| Diagnosis | Angiosarcoma | ||
| Comments |
•Rare malignant vascular tumor arising from spindle cells from endothelial origin •Frequently having metastases at the time of diagnosis •Very poor prognosis •Most commonly occurs in patients in their 60-70s with a male predominance (M:F = 4:1)
•Typically have non-specific abdominal symptoms and may present with an abdominal mass or hepatomegaly, can also present with spontaneous rupture and hemoperitoneum <Radiologic Findings> •Most commonly present as multiple masses •Bizarre shape with variable appearances reflecting the pleomorphic histological nature –Internal hemorrhage may present as fluid-fluid level •T1/T2-weighted MRI: heterogeneous areas of high signal reflecting mixed tumor and hemorrhage •Dynamic imaging: heterogeneous enhancement with progressive filling
•Avid FDG uptake on PET-CT
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| References | |||
| Keywords | sarcoma, liver, MRI | ||
| Attachment File | - | ||
Number of Applicants : 25
| Correct Answer | 5 |
| 서울대학교병원 | 배재석 |
| 고대안암병원 | 심기춘 |
| 서울의료원 | 안태란 |
| 서울대병원 | 이상민 |
| 건양대학교병원 | 장혜영 |
| Semi-Correct Answer | 1 |
| 경북대병원 | 문성준 |