12 results
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
woman of child-bearing ... effusion; sometimes pneumothorax ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
On HRCT there are ... we are dealing ... on a CXR. ... #Diagnosis #Radiology ... #Pulmonary #CXR
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
can be readily ... on the basis of HRCT ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Differential #Diagram #Comparison
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Low Attenuation pattern ... woman of child-bearing ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
Pulmonary Tuberculosis - Patterns of Involvement
 • Scarring, Nodules and Consolidation
    - Lobar
Pulmonary Tuberculosis ... - Patterns of Involvement ... level in hydro-pneumothorax ... #chest #xray #clinical ... #radiology #CXR
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
assume that the pneumothorax ... small airways leading ... to pulmonary cyst ... #Clinical #Radiology ... #CXR #Pneumothorax
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
of pulmonary fibrosis ... A HRCT is needed ... Here a CXR with ... HRCT demonstrated ... #Clinical #Radiology
Cystic versus Reticular
It can be difficult to determine whether we are dealing with a reticular pattern
whether we are dealing ... The CXR is of a ... On the CXR it is ... of such cases a HRCT ... #Clinical #Radiology
Basics of Waveform Capnography
Waveform capnography assesses ventilation by monitoring exhaled carbon dioxide
Can use measurement and morphology
pulmonary pathophysiology ... CLINICAL APPLICATIONS ... Assessing ROSC during CPR ... zero WAVEFORM PATTERNS ... also be seen with pneumothorax
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
Reticular pattern ... Cardiogenic pulmonary ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table