14 results
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
Lung Abscess Microbiology ... most common) Clinical ... • Carbapenem (e.g ... #Abscess #Diagnosis ... #CXR #ChestXRay
Transposition of Great Arteries (TGA) on Chest XRay
 - Oval Shaped Cardiac Silhouette 
 - Narrow
vasculature - Egg-on-a-string ... GreatArteries #TGA #CXR ... #ChestXRay #Radiology ... #Diagnosis #Clinical
A 50 yo F with a history of poor dentition presents to the ED with fever
A CXR is done. ... consistent w/ lung ... abscess #Clinical ... #Radiology #CXR ... #ChestXRay #Cavitary
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung Abscess - Clinical ... Abscess Diagnosis ... seen • Chest CT ... Vasculitis (e.g.
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... can suggest the diagnosis ... feeding vessel sign ... #Clinical #Radiology ... #CXR #CTChest #
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
Tram Track Sign ... bronchiectasis, CF ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Air Crescent Sign on Chest CT
 • Crescentic or circumferential rim of radiolucent airspace within a
Air Crescent Sign ... consolidation or nodular ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
EKG of the same ... are enough to diagnose ... that’s called “clinical ... Hussain Ch @Hussainch ... PhysicalExam #JVP #Cardiology
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
Fraction (HFrEF) Clinical ... : weight gain, lung ... HFrEF may lack lung ... → no signs of CXR ... #management #cardiology
Imaging Modalities for Renal Calculus

AXR. KUB
 - Good far calcium-containing stones useful when limited radiation dose
Renal Calculus AXR ... is desirable, e.g ... with surgical access ... stones #calculus #Radiology ... #Diagnosis