胸部CTで知っておくべき正常変異・先天奇形
肺野・気道
- 右傍気管嚢胞(right paratracheal air cyst)
- 気管気管支(tracheal bronchus)
- 副心臓支(accessory cardiac bronchus)
- 主気管支憩室(subcarinal air collection/main bronchial diverticula)
- 気管支閉鎖症(bronchial atresia)
- 奇静脈葉/奇静脈間裂(azygos fissure and azygos lobe)
- 副葉間裂(accessory fissure)
- 分葉不全(incomplete fissure)
- 肺分画症(pulmonary sequestration)
- 左肺底区動脈大動脈起始症(systemic arterial supply to normal basal segments of the lung)
胸腔・胸壁
- 下肺靱帯(inferior pulmonary ligament)
- focal pleural dependent thickening
- 胸腔内結石(thoracolithiasis)
- pleural appendage
- 副乳(accessory mammary gland)
- 胸骨筋(sternalis muscle)
- Langer腋窩弓(Langer’s axillary arch)
- Poland症候群(Poland’s syndrome)
- 漏斗胸(pectus excavatum,funnel chest)
- 鳩胸(pectus carinatum)
骨
- 頸肋(cervical rib)
- フォーク状肋骨(bifid rib(forked rib))
- 肋骨間架橋構造(boney bridges of the ribs)
- 肋骨間関節形成(rib articulation)
- 鎖骨菱形窩(rhomboid fossa)
- 骨島(bone island)
- 胸骨体部骨化中心(ossification centers of the bony of the sternum)
参考文献:臨床画像 Vol.37 No.4増刊号 2021 P50-67