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Case No. 321
2013-11-01~2013-11-30
출제자 : 김은희
Hit : 335
| Period | 2013-11-01~2013-11-30 |
|---|---|
| Diagnosis | Muslin-induced foreign body inflammatory reaction (muslinoma) |
| Clinical information | F/68 C. C. > Medication에 반응하지 않는 바늘로 쑤시는 양상의 두통 6 주전 Lt. M1 aneurysm으로 clipping 시행 |
| Discussion | Reinforcement with circumferential wrapping using muslin gauze (cotton gauze) known to produce a dense fibrotic reaction, thus strengthening fragile vessel walls. Muslinoma : mass formation resulted from foreign body reactions Image findings Muslinoma -CET1 : multiple conglomerated rim-enhancing masses around the surgical clips -T2WI or FLAIR : relative hypointensity, Extensive vasogenic edema surrounding a muslinoma -DWI : no hyperintensity -on and follow-up MR images usually show improvement Accompanied arachnoiditis or an intracranial abscess : entrapped CSF spaces with thin rim enhancement with high signal intensity on DW images. |
| Correct answer |
Correct AnswerSemi-Correct Answer |