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Case No. 570
2020-11-01~2020-11-30
출제자 : 김슬기
Hit : 311
| Period | 2020-11-01~2020-11-30 |
|---|---|
| Diagnosis | Desmoid type fibromatosis |
| Gender |
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| Age | 51 |
| Clinical information | 51세 남자. Posterior neck mass를 주소로 내원했다. 2년전 vertebral artery dissecting aneurysm치료를 위해 suboccipital craniotomy 시행한 과거력이 있다. 가능한 진단은? |
| Discussion | A type of musculoskeletal fibromatosis. While it is a non-metastasizing fibrous lesion, it is thought to be a true neoplasm that arises from the fascial and musculoaponeurotic coverings, sometimes at the site of a traumatic or post-surgical scar. Radiographic features : Tend to be poorly marginated infiltrating the surrounding tissues, the lack of metastasis CT - Soft tissue mass, with ill-defined infiltrative margins - Similar or slightly higher attenuation than skeletal muscle - Necrosis and calcifications: extremely rare MRI - T1: homogeneously isointense or mildly hyperintense - T2/STIR: high heterogeneous signal - T1 C+ (Gd): typically enhances avidly |
| Correct answer |
Correct Answer
Semi-Correct Answer |