27 results
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
Lung Findings on Chest ... CT 1. ... Reverse Halo Sign ... Halo Sign 6. ... #ChestCT #radiology
Luftsichel Sign in Left Upper Lobe Collapse - Chest X-Ray

An upper lobe collapse causes the collapse
Luftsichel Sign ... - Chest X-Ray ... causes the collapse ... #clinical #radiology ... #Chest #XRay #CXR
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Atoll Sign (Reverse-Halo ... Sign) on Chest ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Diagnosis and Management of Diffuse Alveolar Hemorrhage (DAH)
Blood escaping through the capillary wall into the alveoli,
septal capillaries Positive ... hemoptysis, anemia • Chest ... CT scan: diffuse ... #Pulmonary #Differential ... #Causes
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Definition: Diffuse alveolar ... : - ANCA-positive ... , anti-CCP • CXR ... high resolution chest ... CT • Bronchoscopy
Lung infarction
In pulmonar embolism it is not common to see consolidation.
The consolidation is a result of
bleeding into the alveoli ... we see an old chest ... density on the chest ... On the CT we can ... #CXR #CTChest #
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
Redistribution In a normal chest ... non-perfused vessels and causes ... redistribution applies to chest ... practice many chest ... #CXR #CHF #Cephalization
Hilum Overlay Sign on Chest X-Ray
If a mass is in contact with the pulmonary vessels then,
on Chest X-Ray ... contact with the pulmonary ... hilum: In this case ... #Chest #XRay #clinical ... #radiology #CXR
Hampton hump is a radiologic sign which consists of a shallow wedge-shaped opacity in the periphery
is a radiologic sign ... In this case, pulmonary ... confirmed with chest ... CT angiography. ... #photo #CXR #EmergencyMedicine