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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Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
about imaging findings ... low attenuation (table ... seen and in many cases ... based on the x-ray findings ... #Differential #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Low Attenuation pattern ... adenopathy and pleural ... LowAttenuation #Cystic #Pattern ... #Comparison #Table ... #RadiologyAssistant
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... the area next to pleura ... CTChest #Nodular #Pattern ... #Comparison #Table ... #RadiologyAssistant
Sarcoidosis
In this case the chest x-ray shows subtle findings that could be described as fine reticulation.
In
x-ray shows subtle findings ... nature of the findings ... Clinical #Radiology #CXR ... #Interstitial #Pattern ... #RadiologyAssistant
Pleural opacities
The table lists the most common causes of pleural opacities #Diagnosis #Radiology #Pulmonary #CXR #Pleural
The table lists ... the most common causes ... Radiology #Pulmonary #CXR ... #Differential #Causes ... #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... listed in the table ... have specific patterns ... realise, that these patterns ... #RadiologyAssistant
The distribution of nodules shown on HRCT is the most important factor in making an accurate
in the nodular pattern ... In most cases small ... NodularPattern #Nodular #Pattern ... Perilymphatic #Comparison ... #Diagram #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
diagnosis The table ... to look at the pattern ... lobar pneumonia caused ... Radiology #Pulmonary #CXR ... #RadiologyAssistant
Pleural plaques
The CXR shows multiple opacities.
They have irregular shapes and do not look like a lung
The CXR shows multiple ... look like a lung masses ... All these findings ... Clinical #Radiology #CXR ... #Asbestos #RadiologyAssistant
Lobar atelectasis or lobar collaps is an important finding on a chest x-ray and has a
is an important finding ... The most common causes ... Diagnosis #Radiology #CXR ... Lobar #Collapse #Patterns ... #Comparison #RadiologyAssistant