Dr. Gerald Diaz @GeraldMD
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Board Certified Internal Medicine Hospitalist, GrepMed Editor in Chief πŸ‡΅πŸ‡­ πŸ‡ΊπŸ‡Έ - Sign up for an account to like, bookmark and upload images to contribute to our community platform. Follow us on IG: https://www.instagram.com/grepmed/ | Twitter: https://twitter.com/grepmeded/
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The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
on the basis of HRCT ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential ... #Diagram #Comparison
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
adenopathy and pleural ... effusion; sometimes ... #Clinical #Radiology ... #HRCT #CTChest ... Comparison #Table #RadiologyAssistant
Pulmonary Tuberculosis - Patterns of Involvement
 β€’ Scarring, Nodules and Consolidation
    - Lobar
Pulmonary Tuberculosis ... - Innumerable, bilateral ... - Loculated effusion ... #chest #xray #clinical ... #radiology #CXR
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
the presence of pleural ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... MultipleNodules #Nodules #Differential ... #Algorithm #RadiologyAssistant
The distribution of nodules shown on HRCT is the most important factor in making an accurate
nodules shown on HRCT ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... Perilymphatic #Comparison #Diagram ... #RadiologyAssistant
Pleural effusion is bilateral in 70% of cases of CHF.
When unilateral, it is slightly more often
Pleural effusion ... If pleural effusion ... pleural effusions ... #Clinical #Radiology ... #RadiologyAssistant
Pleural effusion is seen in:
1. Pulmonary edema
2. Lymphangitic spread of carcinoma - often unilateral
3. Tuberculosis
4. Lymphangiomyomatosis
Pleural effusion ... Asbestosis #Diagnosis #Radiology ... #Pulmonary #Pleural ... #Differential # ... RadiologyAssistant
Pleural fluid
It takes about 200-300 ml of fluid before it comes visible on an CXR (figure).
About
#Diagnosis #Radiology ... #Pulmonary #CXR ... #Effusion #Hidden ... #Volume #Diagram ... #RadiologyAssistant
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
HRCT findings in ... OP - Bilateral ... effusions and parenchymal ... #Clinical #Radiology ... Pneumonia #ILD #RadiologyAssistant
Pleural fluid may become encysted.
Here we see fluid entrapped within the fissure.
This can sometimes give the
Pleural fluid may ... #Clinical #Radiology ... #CXR #Lateral # ... Effusion #Fissure ... #Pseudotumor #RadiologyAssistant