41 results
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Pneumonia - Clinical ... - Imaging: • CXR ... Rare: pleural effusions ... Pneumonia - Diagnosis ... pulmonary #ILD #diagnosis
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Feeding Vessel Sign ... • DDx: Septic ... Feeding #Vessel #Sign ... #diagnosis #radiology ... #clinical
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... circumferential GGO • DDx ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Split Pleura Sign on Chest CT
 • Contrast enhancement of the parietal and visceral pleura, separated
Split Pleura Sign ... • DDx: Empyema ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
densities in both lungs ... maybe there is an air-bronchogram ... of organizing pneumonia ... #Clinical #Radiology ... #CXR #Peripheral
Luftsichel Sign in Left Upper Lobe Collapse - Chest X-Ray

An upper lobe collapse causes the collapse
Luftsichel Sign ... causes the collapse lung ... LUL #Collapse #clinical ... #radiology #Chest ... #XRay #CXR
Pleural effusion is not always visible as a meniscus in the costophrenic angle. 
A subpulmonic effusion
bubble and the lung ... a patient with signs ... of the stomach air ... #Clinical #Radiology ... #CXR #CHF #Pleural
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Air Bronchogram ... Sign on Chest CT ... • DDx: pna, pulm ... #diagnosis #radiology ... #clinical
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
can suggest the diagnosis ... abutting the pleura, air-bronchograms ... feeding vessel sign ... #Clinical #Radiology ... #CXR #CTChest #
Monod Sign on Chest CT
 • Air surrounding a fungal ball in a preexisting pulmonary cavity
CT • Air surrounding ... pulmonary cavity • DDx ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical