82 results
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Low Attenuation ... adenopathy and pleural ... #Clinical #Radiology ... Pattern #Comparison #Table ... #RadiologyAssistant
CT Lung Signs in Pulmonary Diseases - One Page Summary of Pulmonary Signs
 - Air Crescent
CT Lung Signs in ... sign - Split pleura ... #Lung #Signs #Pulmonary ... #Diseases #diagnosis ... #differential #radiology
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... edema #Diagnosis ... #Radiology #Pulmonary ... #Differential #Table ... #Upper #Lower #RadiologyAssistant
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Sign on Chest CT ... • Distinct pulmonary ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
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- Emphysema - Lung ... diseases with a low ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Emphysema #SignetRing #RadiologyAssistant
Figure 3 HRCT-LUS correlation in normal lung, pulmonary congestion, rheumatoid lung disease, idiopathic pulmonary fibrosis.
Notes: (A)
, pulmonary congestion ... disease, idiopathic pulmonary ... from a smooth pleura ... #Clinical #Diagnosis ... #Correlation #Table
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Sign on Chest CT ... #Halo #Sign #CT ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
On the left a patient who had a CT to rule out pulmonary embolism.
There is a
patient who had a CT ... to rule out pulmonary ... The diagnosis based ... #Clinical #Radiology ... SeptalThickening #CHF #RadiologyAssistant
Pleural opacities
The table lists the most common causes of pleural opacities #Diagnosis #Radiology #Pulmonary #CXR #Pleural
Pleural opacities ... The table lists ... opacities #Diagnosis ... #Radiology #Pulmonary ... Differential #Causes #RadiologyAssistant
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 ... lesions abutting the pleura ... #Clinical #Radiology ... SepticEmboli #Cavity #RadiologyAssistant