10 results
In a later stage the nodules start to cavitate and become cysts.
These cysts start as round
have a smoking history ... #Clinical #Radiology ... #CTChest #LCH # ... Histiocytosis #Cavitary ... #RadiologyAssistant
Cavitary Lesion with Air-Fluid Level on Chest XRay

70+ year old man with PMH of latent TB
Cavitary Lesion ... pack year smoking history ... david_furfaro #Cavity ... #Cavitary #CXR ... #Pulmonary #Radiology
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
LCH: multiple round ... #Clinical #Radiology ... #HRCT #CTChest ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
#Diagnosis #Radiology ... #CTChest #Cystic ... #Cysts #Differential ... #Comparison #Table ... #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
histiocytosis (LCH ... ; smoking history ... #Clinical #Radiology ... #HRCT #CTChest ... Cystic #Pattern #Comparison
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
associated pulmonary ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Cavity #Cyst # ... #RadiologyAssistant
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
, cavity, pneumatocele ... the lung as: Cavity ... CavitaryLesion #Cavity ... #Cyst #Lung #Pulmonary ... #Diagnosis #Radiology
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
#Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... #Comparison #Table ... #RadiologyAssistant
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
caused by multiple cysts ... #Clinical #Radiology ... #CXR #CTChest # ... LCH #LangerhansCellHistiocytosis ... Histiocytosis #Cystic #RadiologyAssistant
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Take a thorough history ... neuroexam - Oral cavity ... Medical history ... Change in clinical ... one post op Cardiology