45 results
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
on Chest CT • ... Distinct pulmonary ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
women in the child-bearing ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #CTChest #Cystic ... #Comparison #Table
On the left three different patients with lung cysts.
From left to right: Lymphangiomyomatosis, LIP and Langerhans
patients with lung ... cysts. ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Cystic #Comparison
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
cysts (LAM, LIP ... pattern can be readily ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Differential #Diagram #Comparison
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
CT • SPN or mass ... #Halo #Sign #CT ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
attached to the chest ... is a possible diagnosis ... small airways leading ... to pulmonary cyst ... #Clinical #Radiology
Bronchus Sign on Chest CT
 • Airway leading directly to a peripheral lung nodule or mass
CT • Airway leading ... to a peripheral lung ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Total Lung Atelectasis on Chest CT - Diffuse complete lobar collapse in patient needing ECMO

#Lung #Atelectasis
Total Lung Atelectasis ... on Chest CT - Diffuse ... collapse in patient needing ... complete #collapse #clinical ... #radiology #pulmonary
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 ... in the proper clinical ... On the CT cavitation ... #Clinical #Radiology
Water Lily Sign (Camalote Sign) on Chest CT
 • Hydatid cyst in the lung with a
CT • Hydatid cyst ... • DDx: Hydatid cyst ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical