Post on 26-Feb-2018
7/25/2019 Lung Collapse
1/12
Lung Collapse
7/25/2019 Lung Collapse
2/12
7/25/2019 Lung Collapse
3/12
Left lower lobe collapse
Volume losson left
Trachealdeviation
towards left Sail sign
Silhouettewith left
hemidiaphragm
7/25/2019 Lung Collapse
4/12
7/25/2019 Lung Collapse
5/12
Right upper lobe collapse
Volume loss Horizontal
ssurepulled up
Trachealdeviation toright
Reverse Ssign ofGolden
7/25/2019 Lung Collapse
6/12
Reverse S sign of Golden
ass inrighthilumcausingobstruction
Collapse
of rightupperlobe
Reverse S
7/25/2019 Lung Collapse
7/12
7/25/2019 Lung Collapse
8/12
Right lower lobe collapse Volume loss
Tracheal deviation
Right heartborder remainsclear !i#e L not
involved" Triangular opacit$
at medial base ofright lung
edial aspect ofdome of righthemidiaphragmlost
7/25/2019 Lung Collapse
9/12
Right middle lobe collapse
%indings ma$ besubtle
Loss of rightheart border
Horizontalssure not seen
&ncreasedopacit$ ad'acent
to right heartborder !re(uirea degree ofconsolidation"
7/25/2019 Lung Collapse
10/12
Right middle lobe collapse
)n lateralpro'ection*right L
collapseappears as atriangularopacit$overl$ingthe cardiacshadow
7/25/2019 Lung Collapse
11/12
Left upper lobe collapse
Volume loss Veil li+e
appearance
Right hilarmass
Luftsichel
sign !aircrescent"
7/25/2019 Lung Collapse
12/12
Luftsichel sign !air crescent" Seen in some left ,L
collapse
&n L ,L collapse*collapsed lungsilhouettes the aortic+nuc+le - aortic outlinehence is lost
&n some cases* there iscompensator$h$perin.ation of theapical segment of theleft LL
&nterposed betweenaortic arch and
collapsed L ,L /isplacing collapsed left
upper lobe laterall$from mediastinum
0roducing an aircrescent sign