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LearningRadiology
RecognizingtheBasics
-11-19
汇报者：张玉冰（级介入放射科硕士研究生）
导师：沈新颖
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SUMMARY
02.
01.
RecognizingPneumonia
03.
04.
QAsession
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Chapter7：RecognizingAtelectasis
WhatIsAtelectasis?
Atelectasisisalossofvolumeinsomeorallofthelung,usuallyleadingtoincreaseddensityofthelunginvolved.
SignsofAtelectasis
1.Displacementoftheinterlobarfissurestowardtheareaofatelectasis.
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2.Increaseinthedensityoftheaffectedlung.
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3.Displacementofthemobilestructuresofthethorax.
4.Overinflationoftheunaffectedipsilaterallobesorthecontralaterallung.
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TypesofAtelectasis
1.Subsegmentalatelectasis
Subsegmentalatelectasisproduceslineardensitiesofvaryingthicknessusuallyparalleltothediaphragm,most