14 results
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... feeding vessel sign ... feeding vessel sign ... On the CT cavitation ... SepticEmboli #Cavity #RadiologyAssistant
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Chronic Cough - Differential ... Diagnosis Algorithm ... Dyspnea (underlying lung ... lymadenopathy, clubbing, chest ... refer + order CT
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
Head Cheese Sign ... on Chest CT • ... distinct radiographic areas ... #Head #Cheese #Sign ... #CT #Lung #Pulmonary
PA view
On the PA chest-film it is important to examine all the areas where the lung
view On the PA chest-film ... examine all the areas ... where the lung ... the silhouette sign ... ParatrachealStripe #RadiologyAssistant
Diagnostic approach to the admitted patient with possible COVID-19

Initial evaluation
- Chest X-ray
- Lung ultrasound (thorough "lawn-mower"
evaluation - Chest ... X-ray - Lung ultrasound ... - CBC with differential ... indicated (e.g. echocardiogram ... iBookCC #COVID19 #algorithm
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... • Pleuritic chest ... • CT: Halo sign ... AIDS #pulmonary #differential
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT ... o infection • Echocardiogram ... sparing of the lung ... CT ... Renal #Syndromes #differential
Mosaic attenuation
The term 'mosaic attenuation' is used to describe density differences between affected and non-affected lung
areas. ... There are patchy areas ... Radiology #Pulmonary #CTChest ... #Attenuation #Differential ... #RadiologyAssistant
When a rib fracture heals, the callus formation may create a mass-like appearance (blue arrow).
Sometimes a
formation may create ... Sometimes a CT is ... necessary to differentiate ... fracture from a lung ... #Pseudotumor #RadiologyAssistant
CT will also demonstrate signs of congestive heart failure.
On the image on the left notice the
CT will also demonstrate ... signs of congestive ... be high in the differential ... Clinical #Radiology #CTChest ... IntersitialEdema #Septal #RadiologyAssistant