25 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
cysts (LAM, LIP ... on the basis of HRCT ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Differential #Diagram #Comparison
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
CT • Distinct ... nodule or mass ... #Vessel #Sign #CT ... #diagnosis #radiology ... #clinical
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... patterns: reticular, nodular ... On a Chest X-Ray ... in many cases UIP ... #Diagnosis #Radiology
On the left three different patients with lung cysts.
From left to right: Lymphangiomyomatosis, LIP and Langerhans
patients with lung ... Lymphangiomyomatosis, LIP ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Cystic #Comparison
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
On a chest X-ray ... A HRCT is needed ... to confirm the diagnosis ... HRCT demonstrated ... #Clinical #Radiology
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
multiple ill-defined nodules ... CT demonstrates ... can suggest the diagnosis ... #Clinical #Radiology ... #CXR #CTChest #
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Nodular LCH: - Sarcoidosis ... central dot. - LIP ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Differential #Comparison
Cheerio Sign (Open Bronchus Sign) on Chest CT
 • Pulmonary nodule with a central lucency
 •
CT • Pulmonary ... nodule with a central ... and metastatic lung ... #diagnosis #radiology ... #clinical
Bronchus Sign on Chest CT
 • Airway leading directly to a peripheral lung nodule or mass
CT • Airway leading ... to a peripheral lung ... nodule or mass ... #diagnosis #radiology ... #clinical
Mosaic Attenuation on Chest CT
 • Variable attenuation seen on a chest CT in a lobular
CT • Variable ... CT in a lobular ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical