dirty fat sign

• 脂肪組織(腸間膜および大網内)などのへの病変の波及に伴う網状影をdirty fat signという。
• 脂肪濃度(やや低濃度)と水濃度が混在することによる。
• 水濃度はうっ血、リンパ管拡張、浮腫、炎症性あるいは腫瘍性浸潤などを反映している。
• 虫垂炎、憩室炎、膵炎、腎盂腎炎などの急性炎症性疾患を早期に示すCT所見とされる。

参考

• 1. CT

よくわからない

http://journal.jsgs.or.jp/pdf/021010160.pdf

WordNet

1. place signs, as along a road; "sign an intersection"; "This road has been signed"
2. (medicine) any objective evidence of the presence of a disorder or disease; "there were no signs of asphyxiation"
3. a perceptible indication of something not immediately apparent (as a visible clue that something has happened); "he showed signs of strain"; "they welcomed the signs of spring" (同)mark
4. a character indicating a relation between quantities; "dont forget the minus sign"
5. a fundamental linguistic unit linking a signifier to that which is signified; "The bond between the signifier and the signified is arbitrary"--de Saussure
6. a gesture that is part of a sign language
7. a public display of a message; "he posted signs in all the shop windows"
8. engage by written agreement; "They signed two new pitchers for the next season" (同)contract, sign on, sign_up
9. approve and express assent, responsibility, or obligation; "All parties ratified the peace treaty"; "Have you signed your contract yet?" (同)ratify
10. communicate silently and non-verbally by signals or signs; "He signed his disapproval with a dismissive hand gesture"; "The diner signaled the waiters to bring the menu" (同)signal, signalize, signalise
11. mark with ones signature; write ones name (on); "She signed the letter and sent it off"; "Please sign here" (同)subscribe
12. be engaged by a written agreement; "He signed to play the casino on Dec. 18"; "The soprano signed to sing the new opera"
13. communicate in sign language; "I dont know how to sign, so I could not communicate with my deaf cousin"
14. unpleasantly stormy; "theres dirty weather in the offing"
15. spreading pollution or contamination; especially radioactive contamination; "the air near the foundry was always dirty"; "a dirty bomb releases enormous amounts of long-lived radioactive fallout" (同)contaminating
16. (of color) discolored by impurities; not bright and clear; "dirty" is often used in combination; "a dirty (or dingy) white"; "the muddied grey of the sea"; "muddy colors"; "dirty-green walls"; "dirty-blonde hair" (同)dingy, muddied, muddy
17. vile; despicable; "a dirty (or lousy) trick"; "a filthy traitor" (同)filthy, lousy
18. (of a manuscript) defaced with changes; "foul (or dirty) copy" (同)foul, marked-up
19. obtained illegally or by improper means; "dirty money"; "ill-gotten gains" (同)ill-gotten
20. contaminated with infecting organisms; "dirty wounds"; "obliged to go into infected rooms"- Jane Austen (同)pestiferous
21. make soiled, filthy, or dirty; "dont soil your clothes when you play outside!" (同)soil, begrime, grime, colly, bemire
22. soiled or likely to soil with dirt or grime; "dirty unswept sidewalks"; "a child in dirty overalls"; "dirty slums"; "piles of dirty dishes"; "put his dirty feet on the clean sheet"; "wore an unclean shirt"; "mining is a dirty job"; "Cinderella did the dirty work while her sisters preened themselves" (同)soiled, unclean
23. unethical or dishonest; "dirty police officers"; "a sordid political campaign" (同)sordid
24. (of behavior or especially language) characterized by obscenity or indecency; "dirty words"; "a dirty old man"; "dirty books and movies"; "boys telling dirty jokes"; "has a dirty mouth"
25. expressing or revealing hostility or dislike; "dirty looks"
26. having an (over)abundance of flesh; "he hadnt remembered how fat she was"
27. a soft greasy substance occurring in organic tissue and consisting of a mixture of lipids (mostly triglycerides); "pizza has too much fat"
28. marked by great fruitfulness; "fertile farmland"; "a fat land"; "a productive vineyard"; "rich soil" (同)fertile, productive, rich
29. lucrative; "a juicy contract"; "a nice fat job" (同)juicy
30. having a relatively large diameter; "a fat rope"
31. (of roads) not leveled or drained; unsuitable for all year travel (同)ungraded
32. the state of being covered with unclean things (同)filth, grime, soil, stain, grease, grunge
33. the syllable naming the fourth (subdominant) note of the diatonic scale in solmization

PrepTutorEJDIC

1. (ある事実・状態・感情などの)『表れ』,印,気配,徴侯(indication);(…の)こん跡,計跡《+『of』+『名』》・『身ぶり』,手まね,合図 / 『標識』,看板 / (数学・音楽などの)記号 / (…の)『象徴』,シンボル(symbol)《+『of』+『名』》・《文》(…の)『前兆』,きざし《+『of』+『名』》・宮(きゅう)(黄道12区分の一つ) ・〈手紙・書類・作品など〉‘に'『署名する』・(…に)〈名前など〉‘を'書く《+『名』+『on』(『to』)+『名』》 / …‘を'雇う契約に署名する・…‘を'合図する,知らせる;…に合図する・署名する・契約書に署名して雇われる
2. 『汚い』,汚れた,不潔な;泥だらけの,泥んこの / 『不正な』,卑劣な,下劣な / 『下品な』,卑わいな,わいせつな / 《話》(天気が)荒れ模様の(stormy) / (原子兵器が)汚れた,放射性降下物の多い,放射能の多い / …‘を'『汚す』;〈名誉・名声など〉‘を'汚す,傷つける / 汚れる
3. 『脂肪』,脂肪分 / (動物の)あぶら身 / (料理用の)油,ヘット / 肥満,太り過ぎ / 『太った』,肥満した / 『脂肪の多い』 / たっぷりとはいった,分厚い / もうかる / (土地が)肥えた / …‘を'太らせる / ふとる,肥える
4. 『不潔な物』,汚物;泥,ほこり,ごみ / 土(soil) / 無価値なもの / わい談,春画,わいせつ本(pornography) / 《話》卑わいな言葉;(特に)卑わいな悪口
5. ファ(全音階の第4音)

UpToDate Contents

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• 1. 食事中の脂肪dietary fat [show details]
  … decreasing the total amount of fat in the diet, the overall body of research indicates that the type of fat is far more important than the proportion of calories from total fat. Consistent with this, the 2015 …
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  … Displacement of fat pads on radiographs is an indirect indicator of hemorrhage or an elbow joint effusion In the setting of known or suspected trauma, the presence of an abnormal fat pad sign should be considered …
• 3. 小児の栄養障害と関連した微量栄養素欠乏micronutrient deficiencies associated with malnutrition in children [show details]
  …embarking on replacement since multiple deficiencies may be present and signs and symptoms often overlap As examples, assessment of fat-soluble vitamin levels may be warranted for patients with malabsorptive …
• 4. 鎌状赤血球症を伴う成人における急性胸部症候群acute chest syndrome in adults with sickle cell disease [show details]
  … fat-containing macrophages. Similar to prior studies, adults with evidence of fat emboli were more likely to have signs and symptoms consistent with bone marrow infarction, including pain, neurological symptoms, and …
• 5. 手術部位感染症の評価と管理の概要overview of the evaluation and management of surgical site infection [show details]
  …health care providers can use such tools in the hospital or at home following discharge to assess signs, symptoms, and wound care interventions. A key limitation to both these objective scoring systems … tissue without evidence of purulent drainage (eg, dry gangrene), are included in this category. Dirty or Infected – Includes old traumatic wounds with retained devitalized tissue and those that involve … Deep SSI (involving tissue below the subcutaneous fat) in abdominal wounds is a major risk factor for fascial…

English Journal

• PMID 28674772
• PMID 19997849
• PMID 16012400

Japanese Journal

• チーム医療による集学的治療で救命し得た重症フルニエ壊疽の1例

• 入村 雄也,岡本 友好,矢永 勝彦
• 日本腹部救急医学会雑誌 40(1), 49-52, 2020
• <p>症例は糖尿病歴を有し，非切除胃癌に対して全身化学療法中の75歳男性。発熱，会陰部痛を主訴に外来受診した。会陰部は一部組織が自壊しており広範囲に発赤を認めた。血液検査で著明な炎症反応と，腹部骨盤部CT検査で肛門から腹直筋にまで及ぶガス産生を伴う脂肪織濃度上昇と膿瘍形成を認め，フルニエ壊疽による敗血症性ショックと診断した。同日他科医師と連携を取り，緊急デブリードマン手術を施行した。そ …
• NAID 130007919315

• 十二指腸癌の腹膜播種による壊疽性虫垂炎に対して腹腔鏡下虫垂切除で治療し得た1例

• 栗原 亜梨沙,日高 英二,石田 文生,石山 泰寛,関 純一,髙野 洋次郎,島田 翔士,中原 健太,前田 知世,榎並 延太,澤田 成彦
• 日本腹部救急医学会雑誌 38(6), 1101-1104, 2018
• <p>症例は59歳の男性。右下腹部痛と発熱を主訴に当院を受診した。2年前に十二指腸癌に対して十二指腸空腸部分切除術を施行し，術後化学療法を行っていた。来院時の腹部造影CT検査で虫垂腫大と周囲に脂肪織濃度の上昇を認めた。2ヵ月前のPET-CT検査で虫垂に異常集積を認めており，腹膜播種による急性虫垂炎の診断で緊急手術の方針とした。手術は腹腔鏡下虫垂切除術を施行した。術中所見では右横隔膜下， …
• NAID 130007791624

• Fournier壊疽で発見された直腸癌の1例

• 鳥谷 建一郎,渡邉 一輝,高山 真秀,古嶋 薫,針原 康
• 日本臨床外科学会雑誌 78(11), 2503-2507, 2017
• 直腸癌を有するFournier壊疽の治療では，全身状態管理に加えて直腸癌に対する治療も時期を逸せずに施行する必要がある．集学的治療により長期生存を得た直腸癌に伴うFournier壊疽の1例を経験したので報告する．症例は71歳の男性．主訴は陰部発赤と腫脹．会陰から下腹部に発赤と握雪感を認めた．骨盤CTで陰嚢から下腹部の皮下にかけて広範な腫脹，液体貯留，ガス貯留を認め，Fournier壊疽と診断した． …
• NAID 130007379028

Related Links

• 医学出版 - 腹部救急1

状断像で小腸のclosed loop（ ）やbeak sign（→）が 認められる．小腸内腔に液体が充満しているが，腸管ガ スはみられない（gas-less ileus）．腸間膜にはdirty fat signがみられ，腸間膜の浮腫が考えられる． B 造影CT横断像 A

• 絞扼性イレウスとは？CT画像診断のポイントは？

腸間膜の浮腫や出血(dirty fat sign)。 腸管の浮腫(target sign)。 これらは絞扼に限らず、腸管の炎症や虚血においても見られる所見です。

• 第20回岩手県CT研究会

dirty fat sign ; 臓器周囲の脂肪組織に水濃度が混ざって 濃度が上昇し , 索状や霜降り状になること． うっ血，リンパ管拡張，浮腫，炎症性，腫瘍性浸潤を示す．

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★リンクテーブル★

関連記事	「sign」「dirty」「fat」

「sign」

　　[★]

• n.

• 徴候、兆候、サイン、(数学)符号

関

indication、manifestation、signature、stigma、stigmata、symptom、symptomatic

　 　 　 　 　 　 　 　 　 　 　 　 　 　

「dirty」

　　[★] 　 　 　 　 　 　 　 　 　 　 　 　 　

「fat」

　　[★] 脂肪