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Case No. 573
2020-12-01~2020-12-31
출제자 : 유인선
Hit : 365
| Period | 2020-12-01~2020-12-31 |
|---|---|
| Diagnosis | Solitary fibrous tumor of nasal cavity |
| Gender |
|
| Age | 30 |
| Clinical information | M/30 C.C> nasal obstruction |
| Discussion | Solitary fibrous tumor of nasal cavity 1) Introduction -Spindle fibroblastic cell tumor of mesenchymal origin -Usually arises in pleura; 5-27% in H&N (oral cavity, orbit) -Rare sinonasal tract involvement (86 in English literature until 2018) -18-70 years of age (usually at/after 50s), M=F, obstruction/epistaxis -Slow-growing painless mass -Recur in 5.8% -Treatment for recurrence: repeated surgery, external beam RT, stereotactic radiosurgery 2) Imaging findings -CT: Homogeneous, marked enhancement, Bone remodeling, thinning -MR :T2 heterogeneous iso to low important diagnostic clue (d/t collagen), high areas: hemorrhage, myxoid/cystic change, fresh fibrous tissue :T1 homogeneous, iso, marked enhancement, signal voids :Washout Time-intensity curve pattern : similar with juvenile angiofibroma |
| Correct answer |
Correct Answer
Semi-Correct Answer |