25 results
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
Lung Abscess Microbiology ... • Indolent symptoms ... Abscess #Diagnosis #Pulmonary ... #Clinical #CXR ... #ChestXRay
There are about a dozen x-ray findings, but two of them are especially important: Loss of
aortic knob/aortic-pulmonary ... and the calcium sign ... #Clinical #Diagnosis ... #Radiology #CXR ... #ChestXRay #AorticKnob
The PA-film shows a silhouette sign of the left heart border.
Even without looking at the lateral
shows a silhouette sign ... anteriorly in the left lung ... #Clinical #Radiology ... #CXR #Pneumonia ... SilhouetteSign #RadiologyAssistant
Westermark sign! (R pulmonary oligemia seen on CXR). Unicorns do exist! Seen in <2% of PE
-
Westermark sign! ... (R pulmonary oligemia ... @ASER_ERad #Clinical ... #ChestXRay #Westermark ... #Sign #Oligemia
There are about a dozen x-ray findings, but two of them are especially important: Loss of
and the calcium sign ... positive calcium sign ... #Clinical #Diagnosis ... #Radiology #CXR ... #ChestXRay #Aortic
Hoover's Sign

Hoover’s sign refers to inward movement of the lower rib cage during inspiration- instead of
Hoover's Sign ... Hoover’s sign refers ... #Hoovers #Sign # ... Pulmonary #COPD ... #PhysicalExam #Video
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
in the proper clinical ... feeding vessel sign ... feeding vessel sign ... #CXR #CTChest # ... SepticEmboli #Cavity #RadiologyAssistant
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
extrapulmonary cases Clinical ... Signs/Symptoms: ... years - May have signs ... pulmonary TB PE ... tissue damage - CXR
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
Fraction (HFrEF) Clinical ... More Specific Signs ... Less Specific Signs ... Chest x-ray: signs ... acute HF → no signs
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
pleural effusion on CXR ... cause interstitial lung ... disease/pulmonary ... pathophysiology #signs ... #symptoms #diagnosis