38 results
The PA-film shows a silhouette sign of the left heart border.
Even without looking at the lateral
PA-film shows a ... silhouette sign ... anteriorly in the left lung ... due to a pneumonia ... SilhouetteSign #RadiologyAssistant
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Reversed Halo Sign ... Diagnosis Definition: A ... surrounded by a ... Dermatomyositis, Lung ... Reverse #Halo #Sign
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... • CT: Halo sign ... Rapid onset of a ... : • Upper lung ... Infections #HIV #AIDS #pulmonary
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
sliding/barcode sign ... - Bilateral A-lines ... pleura reflection) Pneumonia ... - Bilateral A-lines ... - Bilateral A-Lines
Pneumonia on Lung Ultrasound looks like this: 
A-lines replaced by B-lines in an irregular stepladder appearance
Pneumonia on Lung ... looks like this: A-lines ... termed the Shred Sign ... pocus #ultrasound #lung ... #pulmonary
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The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
IIPs) comprise a ... responses of the lung ... involvement of the lung ... Diagnosis #Radiology #Pulmonary ... ILD #Findings #RadiologyAssistant
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
B-Lines in case of Pneumonia ... sliding: Pulmonary ... had Mycoplasma pneumonia ... a lot of B lines ... partially seen shred sign
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Batwing
A bilateral perihilar distribution of consolidation is also called a Batwing distribution.
The sparing of the periphery
periphery of the lung ... most typical of pulmonary ... it is seen in pneumonias ... seen in chronic lung ... #Differential #RadiologyAssistant
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Left Shunt - Anatomic ... Intracardiac, Pulmonary ... Atelectasis, ARDS, Pneumonia ... Embolism, Obstructive Lung ... , Interstitial Lung
Based on the images alone, it is usually not possible to determine the cause of the
and other non-pulmonary ... Lobar pneumonia ... Pulmonary hemorrhage ... nodular interstitial lung ... Consolidation #Causes #RadiologyAssistant